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全面采矿法
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全面采矿法
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空场采矿法
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breasting mining method
全面采矿法
在回采过程中把矿段划分为矿块开采,不严格划分矿房矿柱,回采工作面沿矿体走向或倾向全面推进,设备和作业人员在敞空式的采场内进行作业,依靠围岩、留下的夹石或贫矿以及不规则的矿柱来维护采场稳定性的空场采矿法。
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