sublevel open-stoping 分段凿岩阶段矿房法
block open stoping 阶段矿房采矿法
open stoping span 空场跨度
longhole open stoping 深孔空场采矿法
sublevel open stoping method 分段空场法
sublevel open-stoping method 分段空场采矿法
The ore and surrounding rock in Luoyang mining area of Panluo Iron Mine are of stable type, where open stoping method is adopted.
潘洛铁矿洛阳采区矿石及围岩均属稳固类型，开采方法采用空场法。
Medium and deep hole casting blast sublevel open stoping method is suggested and its suitability to the stope ground pressure is expounded.
提出了中深孔抛掷爆破分段空场法，并阐明其对采场地压的适应性。
To fully exploit the resources, Qingtonggou Mercury-antimony Mine adopts the sublevel open stoping with delayed filling to recover the remanent ore-body at the medium stage of 550~600 m.
青铜沟汞锑矿为充分开采井下资源，选择采用分段空场嗣后充填采矿法回采550~600 m中段的部分残矿体。
应用推荐