“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	CLA cladded optical fiber cladding cladding extrusion cladding light stripper clade cladism cladistics cladistic species cladistic taxonomy cladocera culture cladode cladogram cladon clad optical fiber Claes Oldenburg CLAH claim claim amount claim number claim of inhibition dividing and preservation for legacy claims of valuing agriculture of successive governments Clairaut Clairaut curve Clairaut difference equation

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