“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	Kun Lun Film Company Kunlunguan, Battle of Kunlun minerogenetic province Kunlun Mountains Rock Art Kunlun Shan Dadizhen Yiji Kunlun Shan Guojia Dizhi Gongyuan Kunlun Shankou Kunlun Shanmai Kunlun Shenquan Kunlun Station Kunming Kunmingchi Garden Kunming city Kunming Dianchi Ba Kunming Heilong Tan Kunming Incident Kunming Institute of Botany, Chinese Academy of Sciences Kunming Institute of Precious Metals Kunming Institute of Zoology, Chinese Academy of Sciences Kunming Local Opera Kunming Longquan Temple Cedar of Song Dynasty Kunming Modern Gardens Kunming Museum Kunming Natural History Museum of Zoology Kunming Qu

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