Distance discriminant analysis method for distinguishing the difficulty degree of top-coal caving in steep seam and its application
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Publication Date:2008-01-01
Online Publishing Date:2025-08-15(First online date of this platform, not the publication date of the document)
Pages:5( 601-605 )
JOURNAL OF CHINA COAL SOCIETY

JOURNAL OF CHINA COAL SOCIETY

PKUISTICEI
ISSN:0253-9993
Year, Vol.(Issue):2008,33(6)