“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	Edward Schaumberg Quade Edward Scissorhands Edwards Edward Edward Sheriff Curtis Edwardsiella infection Edwardsiellasis in freshwater fish Edwardsiellosis in flatfish Edwards Personal Preference Schedule Edwards Plateau Edward's rat Edward Sumo Jones Edward Taylor Edward Teller Edward Tufte Edward VII Edward VIII Edward Wadie Said Edward Weston Edward Willis Scripps Edward Wilmot Blyden Edward Woodward Edward Wyllis Scripps Edward W．Collings Edward Yang Edward Ⅲ

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