Long-distance single-mode fiber optic cable is laid between the stope and port control system to enable Ethernet data communication.

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。

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There are many communication modes in remote monitoring system, such as optical fiber, wireless transmission, cable mode, power line carrier, etc.

远程在线监测系统可以选择多种通信方式：光纤、无线、电缆、电力线载波等等。

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