留矿 留矿切割槽 缩 拉回

shrink  detail>>

留矿切割槽

shrink  detail>>

留矿法

shrinkage method  detail>>

部分留矿

partial storage of ore  detail>>

残留矿床

residual deposit residualdeposit  detail>>

残留矿物

residual mineral  detail>>

留矿采矿场

shrinkage stope  detail>>

留矿采矿法

shrinkage stoping method  detail>>

留矿回采

shrinkage stoping shrinkagestoping  detail>>

留矿开采法

shrinkage method  detail>>

遗留矿柱

abandoned pillar  detail>>

残积物；残留矿床

residual(residuary)deposit  detail>>

留矿柱的采矿

pillar mining  detail>>

含多量遗留矿物的

dolimorphic  detail>>

后退式留矿开采法

retreating shrinkage  detail>>

留矿法放矿控制

shrinkage control  detail>>

留矿回采工作面

shrinkage stope  detail>>

遗留矿柱采矿法

abandoned pillars method  detail>>