“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。
随便看	effects of radioactive contamination effects of space environment on spacecraft effect sparsity principle effect variable effect vector Effelsberg Radio Telescope Effelsberg Telescope efferent efferent duct efferent lymphatic vessel efferent nerve efferent neuron effervescence effervescent tablets efficacy Efficacy Evaluation efficacy marker efficacy of Chinese medicinals efficiency efficiency administration efficiency algorithm efficiency analysis efficiency-balanced efficiency-balanced block design efficiency characteristics

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