一、前言依靠科技进步,进行改革,在铁路工程方面,用混凝土岔枕代替木枕,既能保证线路的稳定性,提高列车通过道岔的速度,又能大量节省国家奇缺的优质木材,在技术上是一项重大突破。这项新技术联邦德国首先普遍用于新线上,我国也开始在新建重载铁路大秦线上采用,并取得了显著的经济效益。 First, the foreword Rely on scientific and technological progress, the reform, in railway engineering, the replacement of wooden sleepers with concrete sleepers, both to ensure the stability of the line, improve the speed of the train through the turnout, but also a large number of countries to save the quality of wood, On a major breakthrough. This new technology, the Federal Republic of Germany, was generally first used on the new line. China also started to adopt the new heavy-haul railway Daqin Line and achieved significant economic benefits.