英语翻译青藏铁路开通了.全长1,956公里,最高海拔达到目的5,072米的青藏铁路是世界上海拔最高的铁路.从50年代开始

Qinghai-Tibet railway is opened.A total length of 1,956 km and a maximum altitude of 5 achieve their goals.072-meter Qinghai-Tibet Railway is the world's highest-altitude railway.From the early 1950s,the construction overcome unprecedented problems and create a miracle.and fulfill the dream of the Chinese people for generations.The opening of the Qinghai-Tibet Railway will speed up the development of tourism in Tibet.and it's culture communication with others and makethe social progress.

overcome create fulfill 时态是不是需要改啊？