Key technology study of regional gas control in kilometre-directional coal drilling in Zhaogu No. 2 mine
GUO Yanfei
WEI Guoying
LI Xuechen
ZHANG Qingtian
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Publication Date：2019-03-02
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：6( 14-19 )