“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	internal oxidation internal parameter internal part-time of administrative and market subject internal part-time of administrative subject internal path length internal photoelectric effect internal photoelectric effect imaging device internal photoemission internal plasticization internal point internal policing supervisory internal pollutant loading control internal population migration internal pressure internal pressure resistance test of glass internal product internal propaganda internal public internal pudendal artery internal quantum efficiency internal radiotherapy internal rate of return method internal ratio internal reconstruction internal recruitment

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