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后退式回采矿柱 meaning in Chinese

drawing back of pillars
drawing-back of pillars

Examples

  1. Drawing back of pillars
    后退式回采矿柱

Related Words

  1. 隔离矿柱
  2. 后退式回采
  3. 后退速度
  4. 后退焊
  5. 侵蚀后退
  6. 衰退后退
  7. 后退阶段
  8. 后退侵蚀
  9. 后退旋转
  10. 开始后退
  11. 后退式分裂襟翼
  12. 后退式回采
  13. 后退式回采煤柱
  14. 后退式襟翼
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