通讯光缆，是由若干根（芯）光纤（一般从几芯到几千芯）构成的缆心和外护层所组成。
本文介绍了一种监测海底通讯光缆外护套电绝缘性能的方法。
This paper introduces a method for monitoring insulation performance of the undersea communication optical cable.
利用光缆传输系统实现变电站主控制室的上位机与现场的测量系统之间的通讯以提高系统整体抗干扰能力和信号传输的可靠性。
Optical cable is applied to communicate between measurement system near transformers and upper computer in main controlling room in order to improve reliability of monitoring system itself.
在采矿场和港口控制系统之间敷设长距离单模光缆，进行以太网数据通讯。
Long-distance single-mode fiber optic cable is laid between the stope and port control system to enable Ethernet data communication.
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