“阶段崩落采矿法”的概念、定义、翻译、参考文献-科学参考

单词	阶段崩落采矿法
释义	阶段崩落采矿法 Encyclopedia 工学阶段崩落采矿法释 block caving mining method阶段崩落采矿法利用深孔或者中深孔凿岩爆破工艺将阶段内矿石一次崩落的采矿方法。矿块布置和回采工艺大体与有底柱分段崩落法相似，落矿需要借助凿岩爆破的外力。属于一步骤回采。
随便看	regular pentagon regular permutation regular permutation group regular perturbation regular perturbation system regular p-gon regular p group regular p-group regular point regular point of a curve regular point of a mapping regular point of an operator regular point of the boundary regular points algorithm regular point system regular polychoron regular polygon regular polygon division by diagonals regular polyhedral angle regular polyhedral group regular polyhedron regular polyhedron group regular polymer regular polytope regular position

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