However, the construction technology of ballast less track still lacked mature experience.
但是，我国铁路在无砟轨道施工技术方面尚缺乏成熟经验。
Because there should construction of railways, we want to do the train track sleepers too!
因为那里要修建铁路，我们要为火车轨道做枕木呢！
The results can offer reference to feasibility study, design and construction of viaduct railway track.
从而对今后桥上轨道交通的环境振动评价、可行性研究与设计提供理论参考。
The key point for its mechanical construction is construction technology of concrete track beds.
桥上旭普林无砟轨道机械施工的重点是混凝土道床板的施工技术。
The key point for its mechanical construction is construction technology of concrete track beds.
桥上旭普林无砟轨道机械施工的重点是混凝土道床板的施工技术。
应用推荐