论文部分内容阅读
通过实践说明激光准直液压起拨道机比压机起拨道有许多优越性。本文还介绍了特殊地段激光起拔道机的使用方法。
Practice shows that the laser alignment hydraulic pressure dialing machine than the press from the track has many advantages. This article also introduced the use of laser stripper in special section.