留矿法开采
Application of Inclined Long Working Face Short-hole Shrinkage Method in Mining of Steep-Inclined Extremely Thin Ore Vein
斜长工作面浅孔留矿法在急倾斜极薄矿脉开采中的应用
Unite Mining Test and Application of Shallow Hole Shrinkage Stoping Method and Up Level Slicing Filling timbered horizontal cut and fill stoping
浅眼留矿与向上水平分层充填法联合开采试验与应用
A large number of mined-out areas usually formed, in the process of mineral resources exploitation, Open-stope method including breasting mining method, room-and-pillar method and shrinkage mining method were adopted in underground mine.
地下矿山应用全面法、房柱法及留矿法等空场类方法进行矿产资源开采过程中,通常会形成大量的采空区。
Analysis of the Blasting Shrinkage Stoping Mining Method on One Explosion
一次爆破仓储采煤方法分析
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