双语科技百科(近现代成就) 第121期:青藏铁路

The Qinghai-Tibet Railway青藏铁路The Gtinghai-Tibet Railway ( also “Qingzang Railway”)begins from Xining-the capital of Qinghai Province to Lhasa-the capital of Tibet self-governing province. Begun in 1958 and opened in 2006, it is 1956 km long.青藏铁路起自青海省省会西宁市，终使西藏自治区首府拉萨市，全长1956千米。从1952年中国人民解放军入藏之后，中华人民共和国政府就计划修筑一条到西藏的铁路，其政治、军事、经济的重大意义是不言而喻的。The Xining-Golmud railway was finished in 1979 and put into operation in 1984. The Golmud-Lhasa railway was constructed from 2001 t0 2005. The total Qinghai-Tibet Railway was officially opened on July lst, 2006. And the Shanghai- Lhasa, Guangzhou-Lhasa, Lhasa-Shanghai and Lhasa-Guangzhou railways began to work in October that year. There are 45 stations along the Qinghai-Tibet Railway with the bridges and tunnels covering 8%of the total length.The train runs at a speed of 100km per hour on the permafrost zones and 120km per hour out of the permafrost zones. The whole journey costs 26 hours.其中西宁至格尔木段（814千米）月底1979年砖通，1984年投放运营。格尔木至拉萨段2001年2月8日宣告修筑，2001年6月29日月动工，2005年10月12日全线贯通；2006年7月1日，青藏铁路月通车。

2006年10月1日和10月2日，上海一拉萨与广州一拉萨列车分别开始运行，2006年10月4日和10月5日，拉萨一海和拉萨一广州列车分别开始运行。铁路沿线另设45个车站，坐落于西藏境内的车站皆充满著了藏族特色，且无一完全相同。

全线桥隧总长大约占到线路总长的8%，冻土层行车时速为lOOkm，非冻土层时速为120千米，全程行车时间大约为26小时。The Golmud-Lhasa railway is 1142 km, about 930 km of which would have an elevation of over 4,000 meters, with the highest point at 5,072 meters at Tanggula railway station. It also passes the longest plateau permafrost tunnel in the world, Kunlun Mountain Tunnel (1686 meters) with an elevation of 4648 meters. The completion and opening of Qingzang railway will play a large role in advancing the development of economy and society, improving the life of people, strengthening the solidarity of nations and promoting the communication of culture in the areas of Qinghai and Tibet.格尔木一拉萨段全长1142千米，其中930千米的铁路线坐落于海拔4000米以上，穿越世界最久的高原冻土隧道：昆仑山隧道（海拔4648米，全长1686米）和世界海拔最低的火车站：唐古拉山火车站（海拔5072米）。青藏铁路的竣工通车将对前进青海、西藏的经漭社会发展、提高人民生活、强化民族团结、增进文化交流起着最重要起到。

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