shrinkage method

同义词释义

1)shrinkage method,留矿开采法2)shrinkage system,留矿开采法3)shrinkage,留矿4)residual ore body,残留矿5)Shrinkage method,留矿法6)open-stope & shrinkage mining,空场留矿7)remnant ore,残留矿体8)Relic Pillar,残留矿柱9)shrinkage stoping with shallow hole,浅孔留矿10)shrinkage stope leaching,留矿浸出