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Publicado por Northwestern University Press. Pub. Date :2002-08, 2002
ISBN 10: 7561215460ISBN 13: 9787561215463
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Language:Chinese.Pages Number: 198 Publisher: Northwestern University Press. Pub. Date :2002-08. This book is a special type of Deng Xiaoping guidance material is divided into theoretical study! a special detailed background information to enrich the material reality of vivid.
ISBN 10: 7502080708ISBN 13: 9787502080709
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Paperback. Pub Date: 2020-06-01 Pages: 142 Language: Chinese Publisher: Emergency Management Press Research on the Mechanism and Law of Overlying Rock Failure in Paste Filling Mining Design a three-dimensional simulation test plan through orthogonal test design method to simulate the mining process The evolution law of the middle stress field and the plastic zone is analyzed by using multivariate statistical analysis and sensitivity analysis methods to analyze the test data to obtain the infl.