“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	territorial space planning in China territorial state territorial waters territory territory division of labour terrorism terrorism insurance terrorism risk insurance system terrorist terrorist activity terrorist attack terrorist blast attack terrorist organization terrormanagement theory Terry Terry Cook Terry Eagleton Terry Eastwood terry handkerchief Terry L·Cooper Terry Quinn Terry Riley terry towel loom Terry Winograd terse and archaic (of literary style)

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