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spontaneous caving method
释义
spontaneous caving method
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工学
阶段崩落采矿法
释
spontaneous caving method
自然崩落采矿法
在位于阶段水平矿块的底部开展大面积的拉底,在侧部用巷道和深孔爆破切帮后,矿石在阶段的整个高度上借自重与地压作用逐渐使矿石自然崩落并破碎成适当块度的采矿方法。
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