big diameter reverse circulation

 
  • 大直径反循环钻头

big diameter reverse circulation的用法和样例:

例句

  1. DESIGN AND CONSTRUCTION OF LARGE DIAMETER REVERSE CIRCULATION DRILL PILE WITH ENLARGED BASE IN DEEP PIT
    深基坑内大直径反循环钻孔扩底桩设计与施工
  2. The paper introduced the use of airlifting reverse circulation rotary drilling techniques in practice of major diameter socket pile operation at Xiangfan city s Hanjiang No.
    介绍了使用泥浆护壁气举反循环回转钻进工艺进行襄樊汉江四桥大口径嵌岩桩的施工实践。
  3. A lubricator is redesigned and a big diameter cable and a large I.
    采用大通量流管、大直径电缆;
  4. The domestic cylinder card with big diameter is heavy rationed wi...
    建议采用重定量时要兼顾出条速度和台时产量。
  5. According to the exploration problems in an open-pit mine,a new drilling method using reverse circulation DTH hammer drill is put forward.
    针对露天矿钻探施工中存在的问题,提出了利用贯通式反循环潜孔锤进行施工的新方法。

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