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DOI: 10.3969/j.issn.1003-496X.2005.07.008
Two-Prevention Lock Device for Mine Switch
LI Xian-hua
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Publication Date：2005-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 22-24 )
SAFETY IN COAL MINES

SAFETY IN COAL MINES

PKUISTIC
ISSN：1003-496X
Year, Vol.(Issue)：2005,36(7)
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