论文部分内容阅读
招远金矿西山矿区自开采以来一直使用浅孔留矿法回采矿石.近年来,由于地质条件复杂而造成了严重的损失和贫化,为了最大限度的回收矿石资源而改用尾砂充填法.
Zhaoyuan gold mine Xishan mining area has been using the shallow hole retention mining method since the mining .In recent years, due to complex geological conditions caused serious losses and depletion, in order to maximize the recovery of ore resources and the use of tailings filling method .