论文部分内容阅读
南沿海光缆通信干线开通仪式于1992年11月24日在上海主会场、广州分会场和南京、杭州、福州等收看(听)点同时举行。南沿海光缆通信工程是国家“八五”重点建设工程,总投资为4.5亿元。光缆由沪宁、沪闽、榕穗三段组成,途经长江三角洲、珠江三角洲、几个经济特区和浦东经济开发区,有大小72个城市,全长2896km。该工程光缆为24芯、四次群光通信系统,具有80年代国际
The opening ceremony of the South Coastal Cable Communication Trunk opened on November 24, 1992 at the main venue in Shanghai, the venue of Guangzhou Branch and the viewing (listening) points of Nanjing, Hangzhou and Fuzhou. South coastal optical fiber communications project is the national “Eighth Five-Year” key construction project, with a total investment of 450 million yuan. The optical fiber cable is composed of three sections of Shanghai-Nanjing, Shanghai-Min and Rong-spi. It passes through the Yangtze River Delta, the Pearl River Delta, several special economic zones and the Pudong Economic Development Zone. It has 72 cities in size and a total length of 2896km. The project for the 24-core optical cable, four times optical communications system, with 80’s international