Rational coal caving step distance setting for fully mechanized longwall top coal caving face under soft fine sandstone roof
WU Feng-feng
LIU Chang-you
HUANG Bing-xiang
WANG Zhen
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Publication Date：2006-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 52-55 )