optical cable ground wire 光纤复合架空地线
It is difficult to maintenance the wire communication device in the pit because the ground is wet, cable corrosion is serious and sign al is bad.
由于煤矿井下地面潮湿，电缆腐蚀严重，信号不好，有线通信装置维护困难。
The overhead OPGW, being of functions of the overhead ground wire and communication optical cable for transmission lines has demonstrated its advantages day by day.
架空地线复合光缆（OPGW ）兼输电线路架空地线和通信光缆功能于一体，正日益显示其优越性。
For construction, pipeline protection, bundled items, degaussing coil, automobile wiring harness, wire and cable insulation, ground protection, warning role. Easy to tear PVC is also easy to tear.
用于建筑，保护管道，捆扎物品，消磁线圈、汽车线束、电线电缆绝缘，地面保护，警示等作用。易撕pvc还方便易撕。
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