“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	dictionary entry dictionary evaluation dictionary for adult dictionary for children dictionary for Chinese as a second languages dictionary for comprehension dictionary for reference dictionary for special purpose dictionary generation system Dictionary Hachette of the French Language dictionary index dictionary learning dictionary making dictionary of abbreviation Dictionary of Ancient Characters in the Warring States Period: Sound Pedigree of Chinese Characters in the Warring States Period Dictionary of Ancient Zhuang Characters Dictionary of Archival Terminology Dictionary of Archival Terminologygy Dictionary of Botany Dictionary of Chemical Technology Dictionary of Chinese Archival Documents dictionary of Chinese characters Dictionary of Chinese Kunqu Opera Dictionary of Chinese Yu Opera dictionary of (classical) allusions

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