你即將離開本站

並前往https://wilton.sg/wp-content/uploads/2017/08/Appendix-F_-Mining-Methods.pdf

Appendix D Description of Mining Methods

Overhand Bench/Avoca Stoping. Benching is a term used for mining methods where ore zones are extracted longitudinally with the majority of.

確定！ 回上一頁

查詢 「overhand stoping」的人也找了：

  1. breast stoping
    2.
  2. stoping mining
    3.
  3. shrinkage stoping
    4.
  4. square-set stoping
    5.
  5. underground stope
    6.
  6. open stope mining
    7.
  7. underhand stoping
    8.
  8. overhand cut and fill mining method
    9.