solid filling mining的意思|示意

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固体充填采矿

solid filling mining的网络常见释义

固体充填采煤 ...固体充填采煤；等价采高；“三下”采煤；固体充填装备 [gap=1079]Keywords : fullymechanized filling and coal mining;solid filling mining;equivalent mining height;threeunderground coal mining;solid filling mining equ..

solid filling mining相关短语

1、 solid filling mining equipment 固体充填装备