Description is made of the development and utilization of Ni lean ore resource and mine production in Jinchuan Mine.
金川公司龙首矿西采区贫矿开采研究，关系到贫矿开采能否可行，是金川做大做强的关键之一。
Description is made of the development and utilization of Ni lean ore resource and mine production in Jinchuan Mine.
金川公司龙首矿西采区贫矿开采研究，关系到贫矿开采能否可行，是金川做大做强的关键之一。
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