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我国第一条海底光纤电缆近日开始敷设。它是海口至广州光缆通信系统工程的海底关键部分,计划敷设858公里,将与京汉广长途光缆及中国南部沿海光缆接通。整个工程计划今
The first submarine fiber optic cable in our country has been laid recently. It is a key part of the seabed of the Haikou-Guangzhou optical cable communication system project. It plans to lay 858 kilometers and it will be connected with the Jing-Guang Long-distance optical cable and the south China coastal optical cable. The entire project now