当青藏铁路从海拔4000多米的世界屋脊飞过的时候,也许人们第一个大快朵颐的感受是:啊,我可以去看高原独特的雪域风光啦!其实,这只是青藏铁路带给人们的表层的福音,如果从经济角度来看,它的意义更加深广:它结束了占全国八分之一国土面积的西藏自治区不通铁路的历史,将彻底改变过 When the Qinghai-Tibet Railway flew over the roof of the world at an altitude of over 4,000 meters, perhaps the first taste of people is: ah, I can go to see the unique snow-covered scenery of the plateau! In fact, this is only the surface brought by the Qinghai-Tibet Railway If it is economically viable, its meaning is even more profound: it has completely changed the history of the inaccessible railway in the Tibet Autonomous Region, which accounts for one eighth of the country’s land area