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充填回采法开采一部分矿体后,及时用砂土、废渣等材料把采空区全部或部分充填起来,重复采矿-充填作业直至全部采完为止的一种采矿方法 chōngtián huícǎi fǎ
expl. cut and fill method; filled stopes
充填回采法开采一部分矿体后，及时用砂土、废渣等材料把采空区全部或部分充填起来，重复采矿一充填作业直至全部米完为止的一种采矿方法，参见 cut and fill method chōngtián huícǎi fǎ
expl. filled stopes
充填回采法: 4 phrases in 3 subjects
Engineering geology1
General1
Technology2

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