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Research and Application of Gas Control Technology for U-Shaped Ventilation Coal Mining Face in High Gas Coal Mine Chen Zhong Metallurgical Industry Press 9787502496487(Chinese Edition) - Couverture souple

CHEN ZHONG

 
9787502496487: Research and Application of Gas Control Technology for U-Shaped Ventilation Coal Mining Face in High Gas Coal Mine Chen Zhong Metallurgical Industry Press 9787502496487(Chinese Edition)

Synopsis

Language:Chinese.paperback.Pub Date:2023-10.publisher:Metallurgical Industry Press.description:Paperback. Pub Date: 2023-10 Pages: 116 Publisher: Metallurgical Industry Press Research and Application of Gas Control Technology for U-shaped Ventilation Coal Mining Face in High Gas Mines takes the mining of Jingfu Coal Mine as the background. and

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