A massive rock fall trapped the men as they operated a tunnelling machine.
那些男人在驾驶隧道掘进机时，一次大面积的岩崩困住了他们。
A thrust hydraulic system of shield tunnelling machine integration of pressure and flow control was designed.
设计了一种基于压力流量复合控制的盾构推进液压系统。
A thrust hydraulic system of shield tunnelling machine with pressure and flow compound control was designed, and hydraulic cylinders were also controlled in groups.
设计了一种基于压力流量复合控制的盾构推进液压系统，对液压缸进行了分组控制。
Firstly , this thesis studies on the mating relationship among tunnelling machine and its latter mating equipments , illustrates the principle of selecting scheme of supporting materials haulaged.
研究了掘进机和后配套设备之间的配套问题，阐明了支护材料运输后配套方案的选择原则。
He is also experienced in soft ground tunnelling using tunnel Boring Machine and NATM methods carried out in difficult ground conditions and at close proximity to important structures.
经历过使用盾构机进行软土掘进和在困难地层及靠近重要构筑物条件下使用新奥法。
The problem of shield machine driving through a station in Metro construction can be well solved by combining shield-driven tunnelling with mining or open cut excavation.
盾构扩挖法建造地铁车站能够很好地解决地铁建设中盾构过站的问题。
The problem of shield machine driving through a station in Metro construction can be well solved by combining shield-driven tunnelling with mining or open cut excavation.
盾构扩挖法建造地铁车站能够很好地解决地铁建设中盾构过站的问题。
应用推荐