分析比较了残留矿块的非常规回采方法，残留矿块的开采弥补了井下矿量的不足，节约了大量井下的开拓、采切费用。
Non traditional recovering methods of remaining ore are analysed, its mining make up for inadequate mineral output and cut down expenses of orebody development.
分析比较了残留矿块的非常规回采方法，残留矿块的开采弥补了井下矿量的不足，节约了大量井下的开拓、采切费用。
Non traditional recovering methods of remaining ore are analysed, its mining make up for inadequate mineral output and cut down expenses of orebody development.
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