“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	administrative recuperation administrative reform for tribal regions administrative region administrative registration administrative regulation Administrative Regulation on Contracting Foreign Projects Administrative Regulations on Levy and Use of Pollutant Discharge Fees Administrative Regulations on the Approval and Record-filing of Enterprise Investment Projects Administrative Regulations on the Planning and Construction of Villages and Towns Administrative Regulations on the Prevention and Treatment of the Pollution and Damage to the Marine Environment by Marine Engineering Construction Projects administrative regulations related to civil engineering administrative remedy administrative requisition administrative responsibility administrative responsibility in environment and resources law administrative restraint act administrative review by the public security organs administrative review of occupational safety and health administrative reward administrative rules Administrative Rules of Digital Film Distribution and Exhibition administrative sanction Administrative Seal of Emperor Wen administrative security administrative self-criticism

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