卸矿
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ore discharge experiment 放矿试验
heat discharge from ore dump 矿石放热
discharge ore 放矿
discharge ore theory 放矿理论
discharge ore management 放矿管理
The method, which is said to have no discharge and no effluence, is considered cost-competitive with cyanide if the ore contains sulfites, Faucher said, but can be used with oxidized and mixed ores.
FORBES: Firm Uses Cyanide--Free Method To Leach Gold, Other Metals
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