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Prediction theory and practical analysis of advanced supporting pressure in  fully-mechanized caving of thick coal seam
Liu Zunli1, Yu Jianting2, Qi Xirui1, Li Shuqiang2
1. Shandong Ding’an Detection Technology Corporation Ltd., Jinan 250000, China; 2. Shandong Tianzhuang Mining Corporation Ltd., Linyi 276017, China


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