“十五”期间,我国铁路将进行三次大规模的提速。2001年10月开始为第一阶段,以京九线、浙赣线、武昌至成都、重庆间线路以及京广线的武昌至广州段和哈大线为主,一共涉及5条线路;2003年为第二阶段,以京沈快速客运通道和株六复线、浙赣线、京广线北段、西南地区北通道等为主,涉及7条线路;2005年为 During the “Tenth Five-Year Plan”, China’s railways will carry out three large-scale speedups. Starting from October 2001, the first phase started with the Wuchang-Guangzhou section and the Harbin-Dalian line of the Beijing-Kowloon Line, Zhejiang-Jiangxi Line, Wuchang-Chengdu Line, Chongqing Line and Beijing-Guangzhou Line, involving a total of 5 lines; in 2003 For the second phase, the Beijing-Shenyang Express Passenger Corridor and the Zhuliu Double Line, the Zhejiang-Jiangxi Line, the North Section of the Beijing-Guangzhou Line and the North Passage of the Southwest China Area are mainly involved in seven lines; in 2005