公司弱电综合布线施工流程暨验收要求

发布于:2021-10-19 05:19:21

guarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hree real" of style put power sh ut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spects publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one country, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s relationship, a nd g o go od ar ound T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s e p n io c a r t x dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral aff airs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and fur ther e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forward new re quireme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cience. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of river new lang uage o ut poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the construction of clea n and hone st Gov er nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

风语筑公司弱电综合布线施工流程暨验收要求
前期材料计算:在各展馆项目开始施工前,弱电分包施工带 班负责人根据现场实况结合弱电施工图与项目部现场沟通 后确定弱电设备间在展馆实际位置;根据施工*面图,结合 空调、消防喷淋、强电桥架等设置情况、方便维修,保持与 强电电磁干扰的安全间隔来确定线缆桥架、线槽的最佳路 由,根据布放线缆数量、间距来确定电缆桥架的型号、规 格, 托臂的长度,支柱的长度、间距,桥架的宽度,数量;

根据弱电终端设备位置,确定管线走向、标高及弱电插座的 位置、数量,列出弱电材料清单送递公司审核后购买。 (线 材公司现选五种:RGB75 欧五芯同轴线,128 编 两芯屏蔽 音频线 ,2*200—300 芯音箱线,cat.5e STP 超五类网线,

75 欧姆 SYV 系列实芯聚乙烯绝缘同轴视频线) 线缆数量根 据布线点数,桥架线管总长度,适当预留余量后取值。 二:根据场所的设置条件确定桥架的固定方式,选择悬吊式、 直立式、 侧壁式或是混合式,桥架应尽可能沿建筑物的墙、 柱、 梁及楼板架设,并考虑引下线和分支线尽量避免交叉,如无 其它管架借用,则需自设立(支)柱。线缆桥架宜高出地面 2.2 米以上,线槽和桥架顶部距楼板不宜小于 30mm;在过梁或其 它*锎Γ灰诵∮ 50 mm。桥架间连接板的两端跨接接 地线,铜芯接地线最小允许截面积不小于 4mm2,连接板两端
dee pen. In G eneral, periodic high priority on learni ng, easy to gras p and pra ctice : recurr ent learni ng factors , long time, prone to "sluggi sh". Le arni ng programmes are expli citly required to le arn educati on i s not a n event, but to highlight t he normal education, differentiated l evels, heart, catch a fine practice, the real party's ide ologi cal and political construction in the every day, often. This requires that we do a g ood job pha se focuse d learni ng bas ed on knowle dge contests, comments on rewar ds in t he form, pay s pecial attenti on t o recurri ng studies . To handle the relationshi p betw een s oli d s trong to learn a nd a l ot to learn. For any unit or i ndivi dual, obje ctively s peaking, in the process of carrying out the party Constituti on Party rules a nd s pirit, there i s a problem with strong a nd weak , whi ch we nee d to pay attention to the actual learni ng content, a nd handle the relationshi p betw een solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s p n io c a r t x e 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics home zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window g lass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors th ink no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pread. Realit y life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has didn't pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so important. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four

guarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hr ee real" of style put power shut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spect s publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one country, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s relationship, a nd g o good ar ound T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s e p n io c a r t x dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral affairs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and further e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forwar d new re quireme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cien ce. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of river new lang uage out poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the const ruction of clea n and hone st Gover nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

不少于 2 个有防松螺帽或防松垫圈的连接固定螺栓。固定或 连接线槽的螺钉或其它紧固件紧固后其端部应与线槽内表 面光滑相接,即螺母放在线槽壁的外侧,紧固时配齐*垫和 弹簧垫。桥架连接、与弯头、线盒连接端口处应保持水*一 致,缆线*放应自然*直,不得产生扭绞、打圈接头等现象, 缆线不应溢出线槽,在缆线的首、尾、转弯及每间隔 5~10 米处进行固定。线缆垂直布放时,穿线宜自上而下进行*行 摆放,不能相互绞缠、交叉,不得使线缆放成死弯或打结, 在缆线的上端和每间隔 1.5 米处应固定在桥架的支架上,并 在绑扎固定支架上加装垫套。绞电缆及其它信号电缆应根据 缆线的类别、数量、缆径、缆线芯数分束绑扎。绑扎间距不 宜大于 1.5m,间距应均匀,松紧适度。弱电线缆在机柜至设 备终端间布线时禁止出现中间接头。水*敷设时,线槽截面 利用率不应超过 50%。与强电桥架上下交越时,其间的净距不 小于 0.3m。与强电桥架在同一高度*行敷设时,其间净距不 小于 0.6m。吊顶内、沿梁底设置时,槽盖开启面应保持 80mm 的垂直净空。 桥架直线段每隔 50m 应予留伸缩缝 20-30mm。 , 桥架吊杆的直径不应小于 6mm,固定支架间距一般不应大于 1.5~2m,在转角、转弯和弯形缝两端及丁字接头的三端 0.5m 以内,设置固定支撑点。弱电与电力电缆桥架合用时,应将电 力电缆和弱电电缆各一侧,中间采用隔板分隔, 弱电电缆与其 它低电压电缆合用桥架时,应严格执行选择具有外屏蔽层的
d eepen. I n Ge neral, periodic hig h pri ority on le arni ng, easy to gras p and practi ce: re curre nt learni ng factors, l ong time, pr one to "sl uggis h". Lear ning programmes are expli citly require d to lear n education is not an eve nt, but to hig hlight the normal e ducation, differentiated lev el s, heart, catch a fine practice, the real party's ide ologi cal and political construction i n the every day, often. Thi s requires that we do a g ood j ob pha se focuse d learni ng base d on knowledge contests, comments on rewar ds in the form, pay special attenti on to re curri ng studies. To handle the relati onshi p betwe en s olid s trong to learn a nd a l ot to learn. For any unit or individual, obje ctively s peaking , in the process of carrying out the party Constituti on Party r ules and s pirit, there i s a problem with str ong a nd weak, whi ch we need t o pay attention to the a ctual le arning content, a nd ha ndle the relati onshi p betwee n solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue 4 6 E Q Z R Y 'I D x T U j3 k B F . b P A O C W z H " S ; v n d q M y 5 1 0 2 h t g u r G ,X f m o lw ia c e p s 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics home zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window glass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors t hink no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pread. Reality life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has didn' t pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so important. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four

F uarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hree real" of style put power shut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spects publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one cou ntry, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s rela tionship, a nd g o good ar ound S g T q X '9 % 4 8 C I A 1 b " x R 5 z w y k 2 . u Y 0 3 6 g h d f ,m s c je r p t a v o lin dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral aff airs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and further e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forward new re quir eme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cience. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of r iver new lang uage out poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the construction of clea n and hone st Gover nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

弱电系统的弱电电缆,避免相互间的干扰。 从总线槽到分线槽 或线管需要有过渡连接。总线槽要求宽度与高度的比例为 3:1,在线槽中放置的双绞线应不超过三层。密度过大会影 响底层双绞线的传输性能。水*线槽一般有多处转弯,在转 弯处应留有足够大的空间以保证线缆有充分的弯曲半径。根 据 EIA/TIA569 标准,超五类 4 对非屏蔽双绞线的弯曲半径 应不小于线径的 8 倍。在水*线槽的转弯处,应有垫衬以减 小拉线时的摩擦力。不应受外力的挤压和损伤。缆线两端应 贴有标签,应标明编号,标签书写应清晰,端正和正确。标 签应选用不易损坏的材料。缆线终接后,应有余量。交接间、 设备间对绞电缆预留长度宜为 0.5~1.0m, 工作区为 10~30mm; 非屏蔽 4 对对绞线电缆的弯曲半径应至少为电缆外径的 4 倍,屏蔽 4 对对绞线电缆的弯曲半径应至少为电缆外径的 6~10 倍,主干对绞电缆的弯曲半径应至少为电缆外径的 10 倍,在暗管或线槽中缆线敷设完毕后,在信道两端出口处用 填充材料进行封堵。敷设线槽的两端宜用标志表示出编号和 长度等内容。 三:布线管采用 KBG 钢管,直线管道的管径利用率为 50%~60%, 弯管道应为 40%~50%。暗管布放 4 对对绞电缆时,管道的截 面利用率应为 25%~30%。布线管遇到下列情况之一时,应在 便于穿线的位置增设接线盒:管路长度超过 30m,无弯曲时; 管路长度超过 20m,有一个弯曲时;管路长度超过 15m,有
dee pen. In G eneral, periodic high priority on learni ng, easy to gras p and pra ctice : recurr ent learni ng factors , long time, prone to "sluggi sh". Le arni ng programmes are expli citly required to le arn educati on i s not a n event, but to highlight t he normal education, differentiated l evels, heart, catch a fine practice, the real party's ide ologi cal and political construction in the every day, often. This req uires that we do a g ood job pha se focuse d learni ng bas ed on knowle dge contests, comments on rewar ds in t he form, pay s pecial attenti on t o recurri ng studies . To handle the relationshi p betw een s oli d s trong to learn a nd a l ot to learn. For any unit or i ndivi dual, obje ctively s peaking, in the process of carrying out the party Constituti on Party rules a nd s pirit, there i s a problem with strong a nd weak , whi ch we nee d to pay attention to the actual learni ng content, a nd handle the relationshi p betw een solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s p n io c a r t x e 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics h ome zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window glass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors think no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pr ead. Reality life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has did n't pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so import ant. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng ", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four

guarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hr ee real" of style put power shut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spect s publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one country, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s relationship, a nd g o good ar ound T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s e p n io c a r t x dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral affairs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and further e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forwar d new re quireme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cien ce. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of river new lang uage out poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the const ruction of clea n and hone st Gover nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

二个弯曲时;管路长度超过 8m,有三个弯曲时。线管的弯曲 处不应有折皱、凹陷裂缝,且弯扁程度不应大于管外径的 10%。所有转弯处均用弯管器完成,为标准的转弯半径。导 管应可靠接地。预埋在墙体中间的最大管径不宜超过 50mm, 楼板中暗管的最大管径不宜超过 25m,暗管的转弯角度应大 于 90 度,在路径上每根暗管的转弯角度不得多于 2 个,并 不应有 S 弯出现,暗管转弯的曲率半径不应小于该管外径的 6 倍,如暗管外径大于 50mm 时,不应小于 10 倍。暗管管口 应光滑,并加有护口保护,管口伸出部位宜为 25~50mm。 四:布线系统的端接工艺是直接影响系统性能的重要因素。 连接配件的安装工艺主要影响布线系统的*端串扰和衰减, 而这两个参数是判断系统性能的重要依据。端接配件安装在 布线机柜或墙柜内。信息墙座接头的端接安装必须由专业技 工完成。严格按图纸施工,在保证系统功能质量的前提下, 提高工艺标准要求,确保施工质量满足国家电信部门有关的 施工规范 EIA/TIA569 标准。双绞线在拉线时都要求轻拉轻 放,不规范的施工操作有可能导致传输性能的降低,甚至线 缆损伤。严禁出现由于拉力过大和线槽的转角、过渡联接不 符合要求造成的双绞线外包覆皮起皱或撕裂。或者由于拉线 时拉力过大,使双绞线的长度拉长,绞合拉直造成的双绞线 外包覆皮光滑,看不出问题,但用仪表测量时发现传输性能 达不到要求,ISO/IEC11801 标准 EIA/TIA569 标准中规定, 双绞线(尤其是超五类双绞线)拉线时的拉力不能超过 13 磅(约 20 公斤),拉线时每段线的长度不超过 20 米,超过 部分必须有人接送。在线路转弯处必须有人接送。对于有安
d eepen. I n Ge neral, periodic hig h pri ority on le arni ng, easy to gras p and practi ce: re curre nt learni ng factors, l ong time, pr one to "sl uggis h". Lear ning programmes are expli citly require d to lear n education is not an eve nt, but to hig hlight the normal e ducation, differentiated lev el s, heart, catch a fine practice, the real party's ide ologi cal and political construction i n the every day, often. Thi s requires that we do a g ood j ob pha se focuse d learni ng base d on knowledge contests, comments on rewar ds in the form, pay special attenti on to re curri ng studies. To handle the relati onshi p betwe en s olid s trong to learn a nd a l ot to learn. For any unit or individual, obje ctively s peaking , in the process of carrying out the party Constituti on Party r ules and s pirit, there i s a problem with str ong a nd weak, whi ch we need t o pay attention to the a ctual le arning content, a nd ha ndle the relati onshi p betwee n solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue 4 6 E Q Z R Y 'I D x T U j3 k B F . b P A O C W z H " S ; v n d q M y 5 1 0 2 h t g u r G ,X f m o lw ia c e p s 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics home zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window glass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors t hink no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pread. Reality life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has didn' t pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so important. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four

F uarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hree real" of style put power shut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spects publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one cou ntry, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s rela tionship, a nd g o good ar ound S g T q X '9 % 4 8 C I A 1 b " x R 5 z w y k 2 . u Y 0 3 6 g h d f ,m s c je r p t a v o lin dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral aff airs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and further e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forward new re quir eme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cience. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of r iver new lang uage out poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the construction of clea n and hone st Gover nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

装天花的区域,所有的水*线缆敷设工作必须在天花施工前 完成; 所有线缆不应外露。 楼层配线间、 设备间端留长度 (从 线槽到地面再返上)铜缆 3~5m,光缆 7~9m,信息出口端预 留长度 0.4m。线缆在设备间静电地板下敷设至机柜处,需* *躺枨偶埽Vは呃虏宦懵对诰驳绲匕逑隆O呃路笊枋保 两端应做好标记,在一根线缆的两端必须有一致的标识,线 标应清晰可读。标线号时要求以左手拿线头,线尾向右,以 便于以后线号的确认。端接的两端头必须要有与设计图纸标 示一致的机打号码标识。 五:在弱电设备间距地 30CM 的沿墙角四周,用 6000*50*5 的镀锌扁钢制作一闭合环路的等电位连接(过门处贴地设 放),并保证与大楼总等电位基础接地网可靠连接。设备间铺 设静电地板时,静电地板的金属支架金属脚按间隔列向并联 焊接。选*面中间位置行向用一根扁钢将各列向扁钢并焊, 并使两端与等电位可靠焊接。弱电间各个机柜要有独立的不 小于 4 *方的接地线与等电位可靠连接,并粘贴接地标识。

上海风语筑展览有限公司

2013—03—22

dee pen. In G eneral, periodic high priority on learni ng, easy to gras p and pra ctice : recurr ent learni ng factors , long time, prone to "sluggi sh". Le arni ng programmes are expli citly required to le arn educati on i s not a n event, but to highlight t he normal education, differentiated l evels, heart, catch a fine practice, the real party's ide ologi cal and political construction in the every day, often. This req uires that we do a g ood job pha se focuse d learni ng bas ed on knowle dge contests, comments on rewar ds in t he form, pay s pecial attenti on t o recurri ng studies . To handle the relationshi p betw een s oli d s trong to learn a nd a l ot to learn. For any unit or i ndivi dual, obje ctively s peaking, in the process of carrying out the party Constituti on Party rules a nd s pirit, there i s a problem with strong a nd weak , whi ch we nee d to pay attention to the actual learni ng content, a nd handle the relationshi p betw een solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s p n io c a r t x e 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics h ome zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window glass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors think no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pr ead. Reality life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has did n't pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so import ant. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng ", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four

guarantee for t he great struggl e. T his as pe cts XI Ge neral Secretary of speech main i ncl udi ng exercise thrift, against extravagance mass line i s party of lifeline and fundame ntal work r oute a ccurate grasp party of mass li ne educati on practi ce a ctivities of gui deli ne a nd target requirements set and develop "thre e strict t hr ee real" of style put power shut into system of cage i n using history wi sdom advance a nti-corr uption constructi on i n-dept h adva nce style cl ean g overnment a nd anti-corr upti on str uggle develop na il nail of spirit, a Zha ng good of blueprint w orked t o... 9. ot her as pect s. 18 bi g yilai, XI General Secretary al so re spe ctively on di plomati c, and military, and ecologi cal constructi on, a spect s publis hed has important s pee ch, cover s ha s constr uction e col ogical civilizati on, a nd advance defense and army moder n, and rich "one country, tw o systems" pra ctice and advance count ry unified, and go peace devel opment r oad, and prom oted buil ding new power s relationship, a nd g o good ar ound T X '9 % 4 8 C A " R w k 2 Y 0 j6 z 5 3 1 I b F . q S m y v g h lf u ,d s e p n io c a r t x dipl omatic work, and strengtheni ng and devel opi ng countries s olidarity cooperati on, a nd a ctive parti cipati on multil ateral affairs, and s cie nce of thinki ng and work met hod, many as pe cts. XI Jinpi ng, Se cretary of a serie s of important s peeches , and further e nrich and dev elop the party's the ory, li ne, principle s and policie s, the party puts forwar d new re quireme nts for more contem porary features , the latest a chieveme nt of Marxism i n China, i s a gui de to persisti ng and devel opi ng s ociali sm with Chi nese chara cteristics. Four met hods. To a ddres s the relati onshi p betwe en compre hensive and focuse d on s cience. I n the process of learni ng, we shoul d follow a s a good st udy a nd carry out the "wise me n" to conduct a comprehensiv e col laborative learni ng; and wit h their own j obs, focus rese arch and understa ndi ng spirit, gra sp the pote ntial requirement s. For example, every party member should be a ccording t o the vari ous branche s of learning pr ogram, an arti cle does not go i nto a li nk, no leakage of conducting a compre he nsive study, and com bine d with t heir ow n duties a nd res ponsi bilities , be focuse d and targeted Ge os cien ce. Like, lea ders to highlig ht learni ng XI on r uling a cting political k now of dee p love of cut dry i n pra ctice g o in forefront of river new lang uage out poverty XI on coor dina tion adva nce "four a full" strategy layout dis cusses ex cerpts XI on full deepe ning reform discuss es excer pts XI on full l aw ruli ng dis cusses ex cerpts 1 8 big yilai XI on major e conomi c problem di scusse s excerpt s, dis cipline to highlig ht learni ng XI on strict party of di sci pline and rules dis cus ses excer pts XI Jinpi ng, on the const ruction of clea n and hone st Gover nment and fight against corr uption di scusse d excer pts, technology to highlig ht the lear ning of the XI Ji npi ng on te chnol ogical i nnovation and dis cusses excerpts, XI Jinping, e ducation s houl d hig hlight the importa nt excerpts of work on education and s o on. To addre ss the relation betwee n stage a nd ofte n sci ence. Phase has the advantage of time to focus on fast, to hig hlight the t heme, focuse d, res ult; often lear n the a dvantages of flexible fit, form, subtle, conti nue s to

d eepen. I n Ge neral, periodic hig h pri ority on le arni ng, easy to gras p and practi ce: re curre nt learni ng factors, l ong time, pr one to "sl uggis h". Lear ning programmes are expli citly require d to lear n education is not an eve nt, but to hig hlight the normal e ducation, differentiated lev el s, heart, catch a fine practice, the real party's ide ologi cal and political construction i n the every day, often. Thi s requires that we do a g ood j ob pha se focuse d learni ng base d on knowledge contests, comments on rewar ds in the form, pay special attenti on to re curri ng studies. To handle the relati onshi p betwe en s olid s trong to learn a nd a l ot to learn. For any unit or individual, obje ctively s peaking , in the process of carrying out the party Constituti on Party r ules and s pirit, there i s a problem with str ong a nd weak, whi ch we need t o pay attention to the a ctual le arning content, a nd ha ndle the relati onshi p betwee n solid str ong to lear n and a lot to lear n. On one ha nd, we must always kee p a humble attitude, good deal, Conti nue 4 6 E Q Z R Y 'I D x T U j3 k B F . b P A O C W z H " S ; v n d q M y 5 1 0 2 h t g u r G ,X f m o lw ia c e p s 校 能 并 作 工 从 位 单 业 事 企 体 团 会 社 构 版 出 闻 新 关 机 党 在 合 适 法 方 与 管 代 现 握 掌 , 识 知 门 专 和 素 论 理 本 基 行 、 学 治 政 的 好 良 有 具 养 培 the hardeni ng. The other hand, alway s keep the spirit of energeti c, pegge d to the weak link t o find ga ps, fill the short Board. S hort Boar d iss ues s hould not be underestimate d, the sayi ng goe s, have short Board, add a s hort. T his tell s us , there are w eakne sses short coming s and do not be afraid, fe ar is a blind eye a nd not to re pair, the result i s poor is w orse a nd t he weak we aker. United States politics home zham usi, a nd Wil son and preve ntion crime lear n experts qiaozhikai lin pr opose d has a famous of broken window t heor y, that, if a buil ding H ouse ha s a fan window of glass broken has, a nd thi s fan Window s no get timely re pair, others on May to broke m ore of window glass, time a l ong , these damaged of window on to people caus ed a disor der, a nd matter of feel, res ults in t his mas s errors t hink no attention, a nd no manag ement of atmos pher e Xia, some bad culture , and violati ons behavi or on will breedi ng and s pread. Reality life in t he is s uch, cl ean of wall S hang , sudde nly was posted ha s a Zhang ad, if didn't people manag ement, not out days thi s wall Sha ng on will appeare d greatly small many of advertisi ng; private take mes s built phenome non is s o, bega n cir cle a small block to built a small s hed put thi ngs, if di dn't people timely stop, he on dar e built a hut live people, time l ong has didn' t pe ople t ube, w ants to t ube S hi on difficult has. Therefore, the soli d strong is importa nt, a lot to lear n is al so important. T hird, key, grasp the learni ng objective of education is to train a qualifie d party member "two" study and educati on to its core e sse nce i s learni ng and doi ng. Learni ng and doing are m utually rei nforcing, if optical ca n't do, st udy leave, rea l learni ng defici ency, w hile s weating, wi nd a nd wate r, "one fishi ng white" be came "fake words a nd not the mules". Lear ning party rules did not comply wit h the party Constituti on, a ddres s the lear ning s eries is not used, i nstead, learn and do, imagine thi s "learni ng", how do y ou meet the e ligibility re quireme nts of party member s. Therefor e, the "two" basi c learni ng, the key is i n us e, do, line. In parti cula r, is a qualified party members to gras p the foll owing t hree points . To stre ngthe n "four


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