3年来,青藏铁路共安全运送旅客830多万人次,货物运输量6221万吨 3年前的7月1日,当青藏铁路全线通车宣告中国建成了世界一流的高原铁路时,国内外仍有不少人对这条铁路安全运营的持久性表示怀疑。而今,青藏铁路安全地通过了最初3年关键性的冻土“大考”。不仅如此,3年来,青藏铁路拉动地方经济社会发展的作用日益凸显,同时倾力打 Over the past three years, the Qinghai-Tibet Railway transported a total of more than 8.3 million passengers and 62.21 million tons of cargo. Three years ago, on July 1, when the Qinghai-Tibet Railway opened to traffic and declared that China had built a world-class plateau railway, there were still no Few people doubt the durability of this railway safe operation. Today, the Qinghai-Tibet Railway passed the key frozen soil test for the first three years. Moreover, over the past three years, the Qinghai-Tibet Railway has played an increasingly prominent role in boosting the development of local economy and society,