Relationship of fractures in coal with lithotype and thickness of coal lithotype |
Pan, Jienan
(School of Resources and Environment, Henan Ploytechnic University)
Wang, Haichao (School of Resources and Environment, Henan Ploytechnic University) Wang, Kai (School of Resources and Environment, Henan Ploytechnic University) Niu, Qinghe (School of Resources and Environment, Henan Ploytechnic University) |
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