“十一五”期间,中国的轨道交通与汽车制造两大行业实现了历史性的重大突破。汽车产销量连年上新台阶,最终坐上产销全球第一宝座;轨道交通的时速更是一次次地触动着中国人民的神经,从最开始京津城际轨道的贯通到如今京沪高铁的通车,时速越来越高,轨道里程越来越长,预示 During the 11th Five-Year Plan, China’s two major industries of rail transit and automobile manufacturing achieved a historic major breakthrough. The production and sales of automobiles have been on a new level year after year, and finally they have taken the first place in the world in terms of production and sales. The speed of rail transit touches the nerves of the Chinese people again and again and again. From the very beginning, Beijing-Tianjin inter-city orbit has opened up to the opening of the Beijing- , The speed is getting higher and higher, the track mileage is getting longer and longer, indicating