“sublevel open stoping with subsequent backfill”的概念、定义、翻译、参考文献-科学参考

单词	sublevel open stoping with subsequent backfill
释义	sublevel open stoping with subsequent backfill Encyclopedia 工学分段充填采矿法释 sublevel open stoping with subsequent backfill分段空场嗣后充填采矿法用分段空场法回采矿房或矿柱，待阶段回采完毕，用充填料一次性充填采空区支撑围岩，为间柱或周围采场的回采创造条件的采矿方法。
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