柔性(xing)PVC非(fei)屏(ping)蔽动(dong)力电(dian)缆，机(ji)电(dian)成(cheng)套(tao)(tao)设备,机(ji)床等(deng)机(ji)械设备，物流传输系统(tong)，生(sheng)产线(xian)(xian)(xian)(xian)等(deng)控制系统(tong)中电(dian)气(qi)连接，特(te)别(bie)适(shi)合(he)用于(yu)工业环境中，干(gan)燥或者潮湿的室(shi)内固定(ding)安(an)装，不允许直埋(mai)，也可用于(yu)非(fei)拖链等(deng)连续往(wang)复运(yun)动(dong)无(wu)强制牵(qian)引的移动(dong)安(an)装。该线(xian)(xian)(xian)(xian)缆如果要在室(shi)外露天安(an)装，必须做(zuo)好防(fang)紫外线(xian)(xian)(xian)(xian)防(fang)护。该线(xian)(xian)(xian)(xian)缆具有良好的柔软性(xing)，具有普通(tong)耐(nai)油(you)(you)性(xing)。当有。耐(nai)寒耐(nai)油(you)(you)等(deng)需求的，可采用耐(nai)寒耐(nai)油(you)(you)PVC材料(liao)(liao)(liao)。当外部有电(dian)磁干(gan)扰时(shi)，推荐使用带(dai)屏(ping)蔽线(xian)(xian)(xian)(xian)缆产品结构导体:多股(gu)细(xi)成(cheng)束(shu)裸铜丝(si)，符(fu)合(he)IEC60228/DE0295，5类导体绝级:特(te)制PVC混(hun)合(he)材料(liao)(liao)(liao)芯(xin)线(xian)(xian)(xian)(xian):芯(xin)线(xian)(xian)(xian)(xian)绞合(he)成(cheng)缆，芯(xin)线(xian)(xian)(xian)(xian)颜色符(fu)合(he)VDE0293JZ黑色芯(xin)线(xian)(xian)(xian)(xian)白色数字(zi)编码带(dai)黄(huang)/绿导线(xian)(xian)(xian)(xian)JB彩(cai)芯(xin)线(xian)(xian)(xian)(xian)带(dai)黄(huang)/绿导线(xian)(xian)(xian)(xian)OZ黑色芯(xin)线(xian)(xian)(xian)(xian)白色数字(zi)编码不带(dai)黄(huang)/绿导线(xian)(xian)(xian)(xian)OB彩(cai)芯(xin)线(xian)(xian)(xian)(xian)不带(dai)黄(huang)/绿导线(xian)(xian)(xian)(xian)外护套(tao)(tao):特(te)制PVC混(hun)合(he)材料(liao)(liao)(liao)外护套(tao)(tao)颜色:黑色或者灰色技术参数额定(ding)电(dian)压(ya)::≥20MΩ.km(20℃)最小(xiao)弯(wan)曲半径(jing):偶尔移动(dong):15xD(线(xian)(xian)(xian)(xian)缆外径(jing))固定(ding)安(an)装:4xD(线(xian)(xian)(xian)(xian)缆外径(jing))工作温(wen)度:普通(tong)PVC:偶尔移动(dong):-5℃到+70℃固定(ding)安(an)装:-20℃到+70℃耐(nai)寒耐(nai)热PVC:偶尔移动(dong):-10℃到+90℃固定(ding)安(an)装:-40℃到+105℃阻燃特(te)性(xing):符(fu)合(he)IEC60332-1-2标(biao)准拖链电(dian)缆有哪些型号。杭州低烟无(wu)卤(lu)电(dian)缆

3.按照使(shi)(shi)(shi)用(yong)方式(shi)分(fen)类(lei):(1)手(shou)动电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒:需要(yao)人工(gong)操作(zuo)(zuo)，适用(yong)于小型(xing)工(gong)程;(2)电(dian)(dian)(dian)动电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒:通过电(dian)(dian)(dian)机驱动，具有高效率和(he)(he)大容量的(de)(de)(de)特点。三(san)、电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒的(de)(de)(de)使(shi)(shi)(shi)用(yong)注意事(shi)项1.对于新购(gou)买的(de)(de)(de)电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒，在(zai)(zai)(zai)(zai)(zai)使(shi)(shi)(shi)用(yong)前应(ying)先进(jin)行检查和(he)(he)试运行，确保其(qi)正常运转;2.在(zai)(zai)(zai)(zai)(zai)使(shi)(shi)(shi)用(yong)时(shi)(shi)应(ying)注意安全，避免发生(sheng)意外事(shi)故;I3.在(zai)(zai)(zai)(zai)(zai)装(zhuang)载和(he)(he)卸(xie)载电(dian)(dian)(dian)缆(lan)(lan)(lan)时(shi)(shi)，应(ying)根据(ju)实际情况选择(ze)合(he)适的(de)(de)(de)方法和(he)(he)工(gong)具;4.在(zai)(zai)(zai)(zai)(zai)存储时(shi)(shi)，应(ying)将电(dian)(dian)(dian)缆(lan)(lan)(lan)放置(zhi)整齐，并定期检查其(qi)状态。四、电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒用(yong)电(dian)(dian)(dian)缆(lan)(lan)(lan)的(de)(de)(de)选择(ze).根据(ju)使(shi)(shi)(shi)用(yong)环境(jing)和(he)(he)要(yao)求选择(ze)合(he)适的(de)(de)(de)材(cai)(cai)质。如海(hai)洋工(gong)程中需要(yao)耐(nai)腐蚀的(de)(de)(de)材(cai)(cai)料(liao)(liao);2.根据(ju)传(chuan)输距离和(he)(he)负载要(yao)求选择(ze)合(he)适的(de)(de)(de)截面积(ji)和(he)(he)导体材(cai)(cai)质;3.根据(ju)环境(jing)温(wen)度、湿度等(deng)因素选择(ze)合(he)适的(de)(de)(de)绝缘层材(cai)(cai)料(liao)(liao)。五、结语总(zong)之，电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒是(shi)一种非常实用(yong)的(de)(de)(de)设备，在(zai)(zai)(zai)(zai)(zai)各(ge)个(ge)领域都有广泛应(ying)用(yong)。正确使(shi)(shi)(shi)用(yong)并选取合(he)适的(de)(de)(de)电(dian)(dian)(dian)缆(lan)(lan)(lan)可以提高工(gong)作(zuo)(zuo)效率、降低成本，并确保工(gong)作(zuo)(zuo)安全。因此，在(zai)(zai)(zai)(zai)(zai)选择(ze)电(dian)(dian)(dian)缆(lan)(lan)(lan)卷(juan)(juan)筒和(he)(he)电(dian)(dian)(dian)缆(lan)(lan)(lan)时(shi)(shi)，应(ying)根据(ju)实际情况进(jin)行综合(he)考虑(lv)。起(qi)重机电(dian)(dian)(dian)缆(lan)(lan)(lan)规格紫色分(fen)屏(ping)+总(zong)屏(ping)定制总(zong)线(xian)工(gong)厂(chang)直销(xiao)。

我(wo)们生(sheng)活中(zhong)用(yong)到(dao)的(de)(de)(de)(de)耐(nai)(nai)(nai)弯(wan)曲(qu)拖链(lian)电(dian)(dian)缆(lan)(lan)，为了使用(yong)安(an)全，生(sheng)产(chan)时(shi)(shi)都会带(dai)有(you)(you)护(hu)(hu)(hu)层(ceng)(ceng)(ceng)，主要(yao)目的(de)(de)(de)(de)是(shi)(shi)保(bao)(bao)护(hu)(hu)(hu)绝缘层(ceng)(ceng)(ceng)，不(bu)同的(de)(de)(de)(de)护(hu)(hu)(hu)套材质(zhi)，具有(you)(you)耐(nai)(nai)(nai)热、耐(nai)(nai)(nai)潮湿、耐(nai)(nai)(nai)腐(fu)蚀等不(bu)同的(de)(de)(de)(de)特性。而对于护(hu)(hu)(hu)层(ceng)(ceng)(ceng)来(lai)说，编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)是(shi)(shi)经常(chang)用(yong)到(dao)的(de)(de)(de)(de)护(hu)(hu)(hu)层(ceng)(ceng)(ceng)或者(zhe)外护(hu)(hu)(hu)层(ceng)(ceng)(ceng)之一，材料的(de)(de)(de)(de)不(bu)同和(he)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)结构及(ji)部位的(de)(de)(de)(de)差异(yi)，编(bian)(bian)(bian)制层(ceng)(ceng)(ceng)的(de)(de)(de)(de)作用(yong)也是(shi)(shi)大不(bu)相同的(de)(de)(de)(de)。下面，星科电(dian)(dian)缆(lan)(lan)就(jiu)带(dai)您了解一下，耐(nai)(nai)(nai)弯(wan)曲(qu)拖链(lian)电(dian)(dian)缆(lan)(lan)都有(you)(you)哪(na)几(ji)种常(chang)见的(de)(de)(de)(de)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)结构。1.纤维编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)：纤维编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)比较轻便，可(ke)使绝缘层(ceng)(ceng)(ceng)免受(shou)光，热、潮湿、低温、酸碱气体等的(de)(de)(de)(de)侵蚀以及(ji)外界机械(xie)力损伤，而对于耐(nai)(nai)(nai)弯(wan)曲(qu)拖链(lian)电(dian)(dian)缆(lan)(lan)来(lai)说，纤维编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)往往是(shi)(shi)在护(hu)(hu)(hu)层(ceng)(ceng)(ceng)的(de)(de)(de)(de)中(zhong)间，来(lai)增(zeng)强护(hu)(hu)(hu)层(ceng)(ceng)(ceng)的(de)(de)(de)(de)抗撕裂(lie)强度。如在橡皮(pi)或塑料护(hu)(hu)(hu)层(ceng)(ceng)(ceng)中(zhong)间加入棉纱，麻(ma)等纤维编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)，以提高护(hu)(hu)(hu)层(ceng)(ceng)(ceng)强度。2.金(jin)属(shu)(shu)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)：金(jin)属(shu)(shu)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)所(suo)采用(yong)的(de)(de)(de)(de)金(jin)属(shu)(shu)主要(yao)是(shi)(shi)铜(tong)丝(si)(si)和(he)钢丝(si)(si)。钢丝(si)(si)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)层(ceng)(ceng)(ceng)主要(yao)是(shi)(shi)起到(dao)机械(xie)保(bao)(bao)护(hu)(hu)(hu)作用(yong)，通常(chang)在一些要(yao)求(qiu)比较高的(de)(de)(de)(de)重(zhong)型机械(xie)和(he)探测领域应用(yong)较多，能承受(shou)较大的(de)(de)(de)(de)纵(zong)向拉断力，同时(shi)(shi)还具有(you)(you)磁场屏(ping)蔽的(de)(de)(de)(de)良好性能。铜(tong)丝(si)(si)编(bian)(bian)(bian)织(zhi)(zhi)(zhi)(zhi)能够防(fang)电(dian)(dian)磁干扰，起到(dao)消(xiao)除电(dian)(dian)缆(lan)(lan)表面电(dian)(dian)位、消(xiao)除感应电(dian)(dian)的(de)(de)(de)(de)安(an)全保(bao)(bao)护(hu)(hu)(hu)屏(ping)蔽作用(yong)。

融合(he)了(le)(le)控制与(yu)信(xin)息(xi)处理(li)的(de)(de)(de)现(xian)场(chang)总线(xian)(xian)CC-Link（Control＆CommunicationLink）是一种(zhong)省(sheng)配线(xian)(xian)、信(xin)息(xi)化的(de)(de)(de)网(wang)(wang)络，它不但具备(bei)(bei)(bei)(bei)高实时性、分(fen)散控制、与(yu)智能设(she)备(bei)(bei)(bei)(bei)通信(xin)、RAS等(deng)功能，而且(qie)依靠与(yu)诸多(duo)(duo)现(xian)场(chang)设(she)备(bei)(bei)(bei)(bei)制造厂商的(de)(de)(de)紧(jin)密联系(xi)(xi)，提(ti)供开放式的(de)(de)(de)环境(jing)。Q系(xi)(xi)列PLC的(de)(de)(de)CC-Link模(mo)块QJ61BTll，在(zai)继承A/QnA系(xi)(xi)列特(te)长的(de)(de)(de)同时，还采(cai)用(yong)了(le)(le)远程(cheng)设(she)备(bei)(bei)(bei)(bei)站(zhan)(zhan)初(chu)始设(she)定(ding)等(deng)方(fang)便的(de)(de)(de)功能。为(wei)了(le)(le)将各种(zhong)各样的(de)(de)(de)现(xian)场(chang)设(she)备(bei)(bei)(bei)(bei)直(zhi)接连接到CC-Link上(shang)，与(yu)国内外众(zhong)多(duo)(duo)的(de)(de)(de)设(she)备(bei)(bei)(bei)(bei)制造商建(jian)立了(le)(le)合(he)作伙伴(ban)关系(xi)(xi)，使用(yong)户可(ke)以(yi)很从容地(di)选择现(xian)场(chang)设(she)备(bei)(bei)(bei)(bei)，以(yi)构成(cheng)开放式的(de)(de)(de)网(wang)(wang)络。2000年(nian)10月，Woodhead、Contec、Digital、NEC、松下电工、三菱(ling)等(deng)6家(jia)常务理(li)事(shi)公(gong)司发起，在(zai)日本成(cheng)立了(le)(le)非盈利性机构“CC-Link协(xie)会”（CC-LinkPartnerAssociation，简称CLPA），旨在(zai)有(you)效地(di)在(zai)全球范围内推广和普及CC-Link技术。到2001年(nian)12月CLPA成(cheng)员数(shu)量为(wei)230多(duo)(duo)家(jia)公(gong)司，拥有(you)360多(duo)(duo)种(zhong)兼容产(chan)品。CC-Link系(xi)(xi)统(tong)只少1个主(zhu)站(zhan)(zhan)，可(ke)以(yi)连接远程(cheng)I/O站(zhan)(zhan)、远程(cheng)设(she)备(bei)(bei)(bei)(bei)站(zhan)(zhan)、本地(di)站(zhan)(zhan)、备(bei)(bei)(bei)(bei)用(yong)主(zhu)站(zhan)(zhan)、智能设(she)备(bei)(bei)(bei)(bei)站(zhan)(zhan)等(deng)总计64个站(zhan)(zhan)。可(ke)以(yi)泡在(zai)油里面(mian)的(de)(de)(de)电缆有(you)哪些型号。

我们都知道，不(bu)同(tong)的(de)(de)使(shi)用(yong)(yong)(yong)场景和不(bu)同(tong)的(de)(de)工(gong)作环境，需要使(shi)用(yong)(yong)(yong)的(de)(de)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)种类(lei)和型号也(ye)(ye)不(bu)同(tong)，那么(me)企业在(zai)选(xuan)(xuan)购(gou)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)时，怎样根据自(zi)身的(de)(de)情况选(xuan)(xuan)择合适的(de)(de)产(chan)(chan)品(pin)？在(zai)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)的(de)(de)选(xuan)(xuan)型上(shang)又有哪(na)些要注(zhu)(zhu)意的(de)(de)点？星科电(dian)(dian)(dian)缆(lan)(lan)现在(zai)就(jiu)教(jiao)您几(ji)招(zhao)。拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)兼具(ju)抗拉(la)耐(nai)(nai)弯曲性能(neng)(neng)(neng)的(de)(de)同(tong)时恢(hui)复性能(neng)(neng)(neng)也(ye)(ye)很(hen)强，不(bu)会导致(zhi)电(dian)(dian)(dian)缆(lan)(lan)局(ju)部(bu)坏死，更(geng)(geng)不(bu)会影响到电(dian)(dian)(dian)缆(lan)(lan)后期使(shi)用(yong)(yong)(yong)，因此使(shi)用(yong)(yong)(yong)范围广泛应用(yong)(yong)(yong)于自(zi)动化生(sheng)产(chan)(chan)线、工(gong)程建设、起重机以及(ji)水下探测项目等(deng)。而(er)市场上(shang)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)的(de)(de)类(lei)型琳琅满目，消费者购(gou)买产(chan)(chan)品(pin)也(ye)(ye)变得(de)更(geng)(geng)有难度。针(zhen)对这点，拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)在(zai)选(xuan)(xuan)型上(shang)面(mian)的(de)(de)需要注(zhu)(zhu)意以下两(liang)点：首先，弄清(qing)楚拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)的(de)(de)使(shi)用(yong)(yong)(yong)功能(neng)(neng)(neng)。在(zai)购(gou)买拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)时，只有明确选(xuan)(xuan)购(gou)需求，仔细阅(yue)读使(shi)用(yong)(yong)(yong)说明书，详细地了解(jie)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)各方面(mian)的(de)(de)参数功能(neng)(neng)(neng)，才(cai)能(neng)(neng)(neng)更(geng)(geng)好(hao)地选(xuan)(xuan)择合适的(de)(de)产(chan)(chan)品(pin)，着重看(kan)一(yi)下拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)的(de)(de)耐(nai)(nai)磨性能(neng)(neng)(neng)、抗压(ya)性能(neng)(neng)(neng)和拉(la)伸(shen)性能(neng)(neng)(neng)。一(yi)般采用(yong)(yong)(yong)高效复合材(cai)质的(de)(de)电(dian)(dian)(dian)缆(lan)(lan)耐(nai)(nai)摩擦性能(neng)(neng)(neng)更(geng)(geng)好(hao).其次，考量(liang)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)拉(la)伸(shen)功能(neng)(neng)(neng)。质量(liang)一(yi)般的(de)(de)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)在(zai)使(shi)用(yong)(yong)(yong)过程中，抗压(ya)性和感应能(neng)(neng)(neng)力会越(yue)来越(yue)低，再加上(shang)被反复拖(tuo)(tuo)(tuo)拽使(shi)用(yong)(yong)(yong)，导致(zhi)拖(tuo)(tuo)(tuo)链电(dian)(dian)(dian)缆(lan)(lan)的(de)(de)运输(shu)性能(neng)(neng)(neng)也(ye)(ye)会逐(zhu)渐(jian)减弱，所以，拉(la)伸(shen)功能(neng)(neng)(neng)上(shang)的(de)(de)测试也(ye)(ye)需要格外重视。绿色分屏+总屏定(ding)制总线工(gong)厂直销。芜湖抗干扰电(dian)(dian)(dian)缆(lan)(lan)

厂家(jia)自产(chan)自销，没有(you)中间商(shang)赚差价。杭州低烟无(wu)卤电缆

在导体(ti)上(shang)，采(cai)(cai)用(yong)(yong)(yong)了(le)(le)(le)高柔性(xing)导体(ti)，小节径比束(shu)绞、复(fu)绞，且(qie)使(shi)用(yong)(yong)(yong)了(le)(le)(le)进(jin)(jin)口高精度(du)设备(bei)进(jin)(jin)行(xing)生(sheng)产(chan)，确保了(le)(le)(le)每根(gen)单丝张(zhang)力均匀。在绝缘上(shang)，采(cai)(cai)用(yong)(yong)(yong)了(le)(le)(le)特殊(shu)弹(dan)性(xing)体(ti)材(cai)料，使(shi)得产(chan)品的(de)(de)机(ji)械性(xing)能(neng)(neng)和抗弯曲疲劳性(xing)能(neng)(neng)较(jiao)(jiao)为(wei)(wei)优异，长期(qi)弯曲都不(bu)会(hui)开裂(lie)。在成缆(lan)上(shang)，采(cai)(cai)用(yong)(yong)(yong)了(le)(le)(le)特殊(shu)设计结构(gou)，并使(shi)用(yong)(yong)(yong)了(le)(le)(le)进(jin)(jin)口成缆(lan)机(ji)进(jin)(jin)行(xing)生(sheng)产(chan)，确保每根(gen)线芯(xin)张(zhang)力一致，再加上(shang)完全退(tui)扭，严格控(kong)制节距，这(zhei)样(yang)在护(hu)套时(shi)就能(neng)(neng)填充嵌隙(xi)，锁(suo)死线芯(xin)，避(bi)免线芯(xin)移位造成扭曲并断裂(lie)。在护(hu)套上(shang)，采(cai)(cai)用(yong)(yong)(yong)了(le)(le)(le)特殊(shu)弹(dan)性(xing)体(ti)材(cai)料，让(rang)产(chan)品拥有了(le)(le)(le)较(jiao)(jiao)为(wei)(wei)优异的(de)(de)机(ji)械性(xing)能(neng)(neng)，且(qie)具有较(jiao)(jiao)高的(de)(de)耐油污、耐切削液性(xing)能(neng)(neng)。而利(li)用(yong)(yong)(yong)奥地利(li)进(jin)(jin)口的(de)(de)罗森泰挤塑机(ji)进(jin)(jin)行(xing)生(sheng)产(chan)，能(neng)(neng)实时(shi)监测(ce)电(dian)(dian)(dian)(dian)缆(lan)的(de)(de)外(wai)(wai)径和偏心度(du)，精确控(kong)制电(dian)(dian)(dian)(dian)缆(lan)外(wai)(wai)径，精确控(kong)制挤出(chu)温度(du)，从而确保护(hu)套性(xing)能(neng)(neng)稳定(ding)。经过原(yuan)料的(de)(de)精挑细(xi)选(xuan)和工艺的(de)(de)层(ceng)层(ceng)优化(hua)，在此(ci)基(ji)础(chu)上(shang)生(sheng)产(chan)出(chu)来的(de)(de)星科拖(tuo)(tuo)链(lian)电(dian)(dian)(dian)(dian)缆(lan)不(bu)仅高柔、可随意弯曲，而且(qie)绝缘、护(hu)套性(xing)能(neng)(neng)极为(wei)(wei)优异。在拖(tuo)(tuo)链(lian)试验(yan)中，星科拖(tuo)(tuo)链(lian)电(dian)(dian)(dian)(dian)缆(lan)表现出(chu)了(le)(le)(le)明(ming)显优势，超过1000万次(ci)未出(chu)现断芯(xin)，极大提升了(le)(le)(le)拖(tuo)(tuo)链(lian)电(dian)(dian)(dian)(dian)缆(lan)的(de)(de)使(shi)用(yong)(yong)(yong)寿(shou)命。杭州(zhou)低烟(yan)无卤电(dian)(dian)(dian)(dian)缆(lan)

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