“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	insecticide tolerance insecticyanin insectivore insectivore (fossil) insectivorous plant insect life table insect migration Insect Museum of West China insectology insectorubin insectoverdin insect pest insect pheromone insect pigments insect-pollinated plant insect pollination insect-population model insect predation insectprotein insect repellent health care agent insect resistance of plants insect resistance trait of transgenic plant insect-resistant and herbicide-tolerant genetically modified corn Shuangkang 12-5 insect-resistant and herbicide-tolerant genetically modified cotton GHB119 insect-resistant and herbicide-tolerant genetically modified cotton T304-40

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