“downward drift stoping with backfill”的概念、定义、翻译、参考文献-科学参考

单词	downward drift stoping with backfill
释义	downward drift stoping with backfill Encyclopedia 工学上向分层充填采矿法释 downward drift stoping with backfill下向进路充填法将矿块沿竖直方向划分为若干分层，由上而下逐层以巷道进路的方式进行回采并充填的采矿方法。
随便看	bottom bottom characteristics sampling device bottom construction of stope bottom-contact organic field-effect transistor bottom culture and stock enhancement bottom culture and stock enhancement of sea cucumber bottom culture and stock enhancement of shellfish bottom-dump car bottom emission display bottom-emitting organic light emitting diode bottom fermentation bottom flooding bottom flow rate bottom gas injection element bottom-gate organic field-effect transistor bottom hadron bottom heave bottom hole assembly of radial drilling bottom-hole flowing pressure bottom light bottom line ethics bottom loss bottomness bottom number bottom observation network

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