Isbn: 9787502464004 - 露天转地下开采围岩稳定与安全防灾南世卿 9787502464004 南世卿 等 冶金工业出版社 (1 risultati)

paperback. Condizione: New. Paperback. Pub Date :2013-11-01 Pages: 182 Language: Chinese Publisher: Metallurgical Industry Press Product Name : open pit to underground mining of rock stability and security Disaster : South Shi Shuqing ISBN Number: 9787502464004 Publisher: Metallurgy industry Press Item Type : Book published :2013 -11-01 printing time :2013 -11-01 [Description] This book is aimed Shirengou spot iron ore open pit to underground mining process real security issues facing the transition . the use of physica.…