ISBN: 9787564630454 - 冲击地压启动理论与成套技术 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date: 2016-05-01 Pages: $number Language: Chinese publisher: Chinese Mining University Press the impact of Earth pressure is one of the difficult problems in the field of international rock mechanics. the theory of impact ground pressure and complete sets of technology Based on the new understanding of the concept and mechanism of impact ground pressure. this paper emphasizes the combination of theory and complete set of technologies. and the system .…