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DOI: 10.3969/j.issn.1007-7677.2008.01.020

Efficiency analysis of drainage facility in coal mine

WANG Hao

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Publication Date：2008-01-01

Pages：2( 49-50 )

GOAL QUALITY TECHNOLOGY

GOAL QUALITY TECHNOLOGY

ISSN：1007-7677

Year, Vol.(Issue)：2008,(1)