“room-and-pillar mining with subsequent backfill”的概念、定义、翻译、参考文献-科学参考

单词	room-and-pillar mining with subsequent backfill
释义	room-and-pillar mining with subsequent backfill Encyclopedia 工学充填采矿法释 room-and-pillar mining with subsequent backfill房柱采矿嗣后充填法用房柱法进行矿石回采，并用充填料一次性充填采空区以支撑围岩，为间柱或周围采场的回采创造条件的采矿方法。
随便看	extended radio source extended random walk extended-range electric vehicle extended-range percolation extended real number system Extended Records from Yunzhai extended Riemann hypothesis extended ROentgen Survey with an Imaging Telescope Array extended scalars extended scattering medium extended sense judge approach extended service set extended service set, ESS extended simulated annealing extended simulated annealing (ESA) extended Skolem sequence extended solution extended source extended space extended state extended state observers extended state regime extended strategy extended supergravity extended system methods

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