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空场采矿法
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空场采矿法
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空场采矿法
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open stope mining method
空场采矿法
在回采过程中将矿块划分为矿房和矿柱,分两步骤回采,在回采矿房过程中采场以敞空方式存在,主要靠矿岩本身强度和矿柱支撑能力维护采场稳定性的采矿方法。又称自然支护采矿法。
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