“stage room stoping mining method”的概念、定义、翻译、参考文献-科学参考

单词	stage room stoping mining method
释义	stage room stoping mining method Encyclopedia 工学空场采矿法释 stage room stoping mining method阶段矿房采矿法把矿块规则地划分为矿房和矿柱，先用深孔采矿法回采矿房，后用适当方法回采矿柱的空场采矿法。回采过程中，暂留阶段矿房高度的空区，在巷道内进行回采作业，矿石借自重全部溜到矿块底部的阶段出矿巷道集中出矿，作业人员和设备不进入空区。
随便看	theorem on pentagonal numbers theorem on power series theorem on prime twins theorem on regularity theorem on removable singularities theorem on representability theorem on termwise differentiation theorem on trigonometric series theorem on unique factorization theorem on zeros theorem proving theorem proving analysis theorem拉斯克-诺特分解定理 theorem最大分离最小距离定理 theorem米塔-列夫勒部分分式定理 theoretic theoretical theoretical aerodynamics theoretical analysis Theoretical and Applied Genetics theoretical and computational chemistry theoretical approximation of solutions theoretical arithmetic theoretical astronomy theoretical astrophysics

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