随着我国于2007年4月18日铁路新一轮提速的到来,标志着我国将迈入高速铁路时代,我国达到了高速铁路的初级阶段,虽然只是在200kmh和250kmh之间,和其他发达国家的300—400kmh还有一定的差距,但是确实具有划时代的意义,说明我国铁路科技有了长足的进步。高速铁路是当代世界铁路的一项重大技术成就,它集中反 With the advent of a new round of railway acceleration in our country on April 18, 2007, China marks the era in which our country is about to enter the high-speed railway. Our country has reached the initial stage of the high-speed railway. Although it is only between 200 kmh and 250 kmh, China and other developed countries 300-400kmh there is a certain gap, but it does have epoch-making significance, indicating that China’s railway technology has made great strides. High-speed railway is a major technological achievement of the contemporary world railway, which focuses on the opposite