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DOI: 10.3969/j.issn.1007-7677.2014.z1.006
Analysis and assessment on coal characteristics of No.12 coal seam of Youyi Coalmine
LIANG Yun
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Publication Date：2014-01-01
Pages：3( 23-25 )
Goal Quality Technology

Goal Quality Technology

ISSN：1007-7677
Year, Vol.(Issue)：2014,(z1)
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