“spontaneous caving method”的概念、定义、翻译、参考文献-科学参考

单词	spontaneous caving method
释义	spontaneous caving method Encyclopedia 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。
随便看	literary morphology literary motif Literary Movement During the War of Resistance Against Japan Literary News Literary Notes by Gu'an Literary Policy under the Three People's Principles literary power and style to impress literary production literary pursuits Literary Quarterly Society Literary Raid literary reading Literary Regionalism literary representation Literary Review literary revolution literary rhetoric literary schools of the Southern Dynasties literary sect literary semiotics Literary Series of the North Literary Study Society of Guangzhou literary style Literary Styles literary stylistics

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