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DOI: 10.3969/j.issn.1007-7677.2012.04.003
Discussion on the reform scheme of amount calculation of coal
LIU En-qing
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Publication Date：2012-01-01
Pages：4( 11-13,16 )
Goal Quality and Technology

Goal Quality and Technology

ISSN：1007-7677
Year, Vol.(Issue)：2012,(4)
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