“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	Fredholm integral equation Fredholm integral equation of the first kind Fredholm integral equation of the second kind Fredholm integral equation of the third kind Fredholm kernel Fredholm mapping Fredholm method Fredholm minor Fredholm operator Fredholm problem Fredholm r-th minor Fredholm spectrum Fredholm theorem Fredholm theory Fredholm type Fred Hoyle Fredkin gate Fredkin gate, CSWAP gate Fred Lawrence Whipple Observatory Fredric Jameson Fredrick Mbiti Mati Fredric Marc Fredrik Ljungström Fredrikstad Fred Schaefer

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