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soft - rock roadway

英 美
  • 软岩巷道

双语例句

    1. The application of repairing soft rock-tunnel by pregrouting is introduced.
      介绍了注浆技术在软岩巷道修复施工中的应用。
    2. Presents the method of supporting soft-rock drifts by releasing pressure with a guided roadway.
      介绍了导巷卸压支护软岩巷道的方法。

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