Language:Chinese.paperback.Pub Date:2020-10-01.publisher:China University of Mining and Technology Press.description:Paperback. Pub Date: 2020-10-01 Pages: 148 Language: Chinese Publisher: China University of Mining and Technology Press. the post-peak degradation characteristics of coal mine tunnels are the key to stability analysis and support optimization of surr
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Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: 2020-10-01 Pages: 148 Language: Chinese Publisher: China University of Mining and Technology Press. the post-peak degradation characteristics of coal mine tunnels are the key to stability analysis and support optimization of surrounding rock.?This book is based on the actual engineering problems of surrounding rock fragmentation. large deformation and maintenance difficulties during the roadway driving along the gob at the high mining height of the Zhaogu No. 2 Mine. It u. N° de réf. du vendeur NS056031
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