煤炭与化工
Home  |  (对应重点客户)不要改栏目名称  |  Message  |  中文
CCI
Current Issue| Next Issue| Archive| Adv Search |
Radio wave tunneling in the 2117 working face of Laomupo Mine
Cao Weikang1, Xu Guiyang1, Yang Zhiqiang1,Gao Fei2,Cui Huanyu2, Guo Shaohua2
1. Shanxi Laomupo Coal Industry Corporation Ltd., Linfen 041000, China; 2. Hebei Coal Science
Research Institute Corporation Ltd., Xingtai 054000


Copyright © CCI
Supported by: Beijing Magtech