Anbieter: liu xing, Nanjing, JS, China
paperback. Zustand: New. Paperback. Pub Date: 2016-07-01 Pages: $number Language: Chinese publisher: China Mining University Press prediction and control of dynamic instability of complex coal-rock mass structures This paper mainly introduces the new content of rock mechanics and engineering application based on the high efficient mining of the horizontal section of the steep and thick coal seam. including: studying different characteristics of coal . Bestandsnummer des Verkäufers DP051329
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