“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	bump Cepheid bumper bump function bumping algorithm bump-in-tail instability bump/normal mapping Bump pressure bumpy torus Bu Naifu buna rubber Bunbury bunch bunch, bunching bunch compression Bunch-Davies vaccum Bunch Davies vacuum Bunch-Davies vacuum Bunch-Davies真空 buncher bunching bunch of arrows as litigation expense bunch of next device bunch of particles bunch of varieties Bunda

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