浅孔留矿法是我国有色金属矿山和稀有金属地下矿山应用最广泛的一大神们帮帮忙 求答案 采矿学的

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浅孔留矿法是我国有色金属矿山和稀有金属地下矿山应用最广泛的一种采矿方法,浅孔留矿法在民采矿山的应用改善了工人作业环境，提高了矿山生产能力和矿山安全因素。 开采技术条件: 该方法要求矿体厚度不大，倾角６０°～６５°以上，矿岩稳固，产状单一，矿石品位较低，无结块性、自燃性，是唐山地区小矿山开采矿体的普遍特点。结合民采生产技术条件，浅孔留矿法比较适合小矿山开采。

濡備綍寮閲囬摱鐭
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