APPLICATION OF SYNTHETIC ELECTRICAL METHOD IN DETECTING GOAF IN COAL MINE
GUO Heng, SUN Zhong-jing
Resources & Industries . 2017, (3): 39 -43 .  DOI: 10.13776/j.cnki.resourcesindustries.20170516.001

京ICP备08011785号-3　文保网安备案：1101080023
Copyright © Resources & Industries, All Rights Reserved.
Tel: 010-82322841　82322886　Fax: 010-82322841　E-mail: zycy@cugb.edu.cn
Powered by Beijing Magtech Co., Ltd.