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印度第一条单模光纤传输线已投入使用。这条160km长的线路由印度石油公司建造,用于监视输油管、检查各泵站的控制设备及其他系统的状况、控制油量。线路的传输系统及光缆均由英国标准电话
India’s first single-mode optical fiber transmission line has been put into use. The 160-kilometer line was built by the Indian oil company to monitor the pipeline, check the condition of the control equipment and other systems at each pumping station, and control the amount of oil. Transmission lines and fiber optic cable by the British standard telephone