Under the new technical standards, the up line is designed for a passenger train speed of 120 km/h and a freight train speed of 80 km/h. Kajaia said the modernization has eliminated long-standing ...
NANNING, Dec. 29 (Xinhua) -- South China's Guangxi Zhuang Autonomous Region on Monday put its first pumped-storage hydropower station into full operation, in a move to support its push for clean ...
【三峡工程:震撼与保护】三峡大坝不仅源源不断地输送着清洁电力,更肩负着守护长江生态的重任。跟随CGTN记者邱瑜的镜头,深入三峡,看人类工程如何与自然共生,科技之力如何守护生命延续。@中国三峡集团The Three Gorges Project: Engineering marvel, biodiversity frontierThe Three Gorges Dam is at the foref ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果