Isbn: 9787564634582 - abc分析法在煤矿安全管理中的研究与应用 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2017-03-01 Pages: $number Language: Chinese publisher: China Mining University Press Analysis theory and experimental research on slope stability of Open-pit coal mine based on the theory of aging slope. the comprehensive application of rock mechanics. The basic knowledge of slope engineering and open-pit mining is high in the process of the development of open-pit mining and drainage.…