“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	magnetic linkage magnetic liposome magnetic liposomes magnetic liquids magnetic logic magnetic loop magnetic loss magnetic Mach number magnetic macroturbulence magnetic marker magnetic mass spectrometer magnetic master magnetic material magnetic material of magnet unit magnetic materials magnetic material with rectangular hysteresis loop magnetic measurement instrment magnetic measurement of weak magnetic substances magnetic measuring instruments magnetic mediated hyperthermia magnetic medium magnetic memory magnetic memory core magnetic memory materials magnetic memory method

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