• 1. track construction: 轨道施工 | 线路施工 | 轨道工程 | 轨道铺设
• 2. track construction machinery: 轨道施工机械 | 轨道施工坏
• 3. track construction train: 铺轨列车

更多释义

• 1.Railway track construction and maintenance plant. ballast cleaning machine. specifications.
  铁路建造和维护设备。道碴清理机。规范。
  dict.yoduao.com
• 2.It won't be surprising to most people who know about track construction that there are no splines in sight!
  对那些熟悉轨道铺设的人来说，没有出现花键一点也不值得惊讶！
  dict.yoduao.com
• 3.Railway track construction and maintenance plant. levelling and layout maintenance of points and crossing. tamping and trimming heavy mechanical.
  铁路建造和维护设备。尖轨与辙叉的水准测量和布局维护。捣固和修整重型机械。
  dict.yoduao.com

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