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Study on mining stress distribution law and graded bearing pressure relief of strip working face
Wang Jinglun 1, Cheng Yunhai1, 3, Sun Penggong2, Gao Yang2
1. School of Mining Engineering, Anhui University of Science and Technology, Huainan 232001, China;
2. Liangbaosi Energy Co., L., Jining 272404, China; 3. Mining Engineering Research Institute Shandong University
of Science and Technology, Tai’an 271200, China


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