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通信光缆将首次进藏兰州—西宁—拉萨长途光缆通信干线“九五”初可望上马。日前，由国家计委、邮电部组织的专家组在兰州对这项工程进行了可行性评估，预计通信干线光缆将于１９９８年首次进主西藏。兰西拉光缆全长２７２０ｋｍ，途经甘肃、青海、酉藏三省区，联接３个省...
Communication optical cable will be first introduced into Lanzhou - Xining - Lhasa long-distance optical cable communication trunk “Nine Five” is expected to be launched. Recently, an expert group organized by the State Development Planning Commission and the Ministry of Posts and Telecommunications conducted a feasibility assessment of the project in Lanzhou. It is estimated that the communications trunk cable will enter Tibet for the first time in 1998. Lansila cable length of 2720km, via Gansu, Qinghai, Tibet provinces and three provinces, connecting three provinces ...