你即將離開本站

並前往https://encyclopedia2.thefreedictionary.com/overhand+stoping

Overhand stoping - Encyclopedia

A method of mining in which the ore is blasted from a series of ascending stepped benches; both horizontal and vertical holes may be employed.

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.