“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	target profit pricing target program target public target readers target recognition target reconstruction target responsibility system target road engineering survey targetry target scattering target selectivity of conformance control agent targets of carbohydrate drug targets of policy termination target space target strength target system target system of social work Target-Task Method target theory target theory of radiation target tissue target to non-target ratio target to nontarget ratio target to non-target ratio (T/NT) target tracking

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