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Water-preserved mining evaluation in shallow seam with sandy mudstone roof
NING Jianguo;LIU Xuesheng;TAN Yunliang;WANG Jun;ZHANG Ming;ZHANG Lisheng;College of Mining and Safety Engineering;State Key Laboratory of Mining Disaster Prevention and Control Co-founded by Shandong Province and the Ministry of Science and Technology;Shandong University of Science and Technology;Shandong Energy Xinwen Mining Group Co Ltd;Ordos Haohua Clean Coal Co Ltd;
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