As one of the main cutters of shield machine in the cutterhead, disc cutter's cutting performance directly affects the excavation efficiency of shield machine.
盘形滚刀是盾构机刀盘上主要的掘进刀具，其切削性能直接影响了盾构机的掘进效率。
Some key issues related with excavation by a super-large shield machine and the design and construction of immersed tunnel in deep seawater and torrent conditions are also listed.
最后，对超大型盾构机长距离掘进与深水急流海底沉管隧道的设计、施工等列出其中的若干技术关键问题。
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。
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