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Hydraulic support stability control of fully mechanized top coal caving face with steep coal seams based on instable critical angle
Shi-hao Tu, Yong Yuan, Nai-liang Li, Feng-jin Dou, Fang-tian WangVolume:
14
Language:
english
Pages:
4
DOI:
10.1007/s12404-008-0084-3
Date:
September, 2008
File:
PDF, 219 KB
english, 2008