【众星图书精品】褐煤露天矿端帮开采支撑煤柱与边坡稳定性的互馈机制研究 中国矿业大学出版社 王东,姜聚宇,李广贺 著 工业技术其它 - Tapa blanda

Research on mutual feedback mechanism of supporting coal pillar and slope stability in end-wall mining of lignite open-pit mine(Chinese Edition)

paperback. Condición: New. Paperback. Pub Date: 2022-08-01 Pages: 128 Language: Chinese Publisher: China University of Mining and Technology Press After the large-scale open-pit coal mine was mined. a large amount of stranded coal was buried under the side walls and could not be recovered. The development of end-side mining technology provides a new method for the recovery of retained coal. At this stage. there are few studies on the instability mechanism of supporting coal pillars. calculation methods of slope stabili. Nº de ref. del artículo: NY043393

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