你即將離開本站

並前往https://www.jstage.jst.go.jp/article/shigentosozai1953/100/1160/100_1160_962/_article

Kuga Mine - J-Stage

The mining methods are breast stoping and sublevel stoping. The transportation is track method used battery locomotive. The ventilation and the drainage ...

確定！ 回上一頁

查詢 「breast stoping」的人也找了：

  1. breast mining
    2.
  2. Shrinkage stoping
    3.
  3. gophering mining
    4.
  4. long hole open stoping mining method
    5.
  5. blast hole stoping method
    6.
  6. sublevel stoping vs sublevel caving
    7.
  7. square set stoping
    8.
  8. overhand stoping
    9.