利用清筛机动力源增设螺栓扭力设备实现换碴、方枕同步作业

利用清筛机动力源增设螺栓扭力设备实现换碴、方枕同步作业的英文翻译

基本释义

• Using the power of ballast cleaner to increase bolt torsion facility to realize replacing ballast and sleeper simultaneously