“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	Shanghai Waterworks Company Shanghai Workers' Three Armed Uprisings Shanghai World Expo Park Planning Shanghai Wusong Paotaiwan National Wetland Park Shanghai-Wusong Railway Shanghai Xintiandi Shanghai Yangshupu Power Plant Shanghai Ying Chang Photographer Shanghai Youth Drama Troupe Shanghai Yue Opera House Shanghai Zhan Shanghai Zhenling Primary School Shanghai Zoological Park Shanghai Zujie Shanghang County Museum Shanghang Xian Shanghan Lun Shanghe Xian Shang Heyu Shang Hua Shanghuan Stage Shang Jia Shang Jin Shang Jinglan shangjuxu

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