“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	image space telecentric system image spectral feature image spread image stitching image storage image story image subject image subtraction image super-resolution image surface image surface computed generated hologram image synthesis image synthesis array image tags image terrain correction image texture feature extraction image theatre image theory image thinking image tie point image trailer image transform image transformation image transmitting fiber image tube

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