Stress Analysis and Strength Design Model of Backfill in High-Level Stopes
1.School of Mining Engineering, North China University of Science and Technology, Tangshan 063210, Hebei, China
2.Hebei Iron and Steel Group Mining Co., Ltd., Tangshan 063000, Hebei, China
3.Collaborative Innovation Center for Green Development of Mineral Resources and Ecological Restoration, North China University of Science and Technology, Tangshan 063210, Hebei, China
4.Hebei Provincial Technology Innovation Center for Green and Intelligent Mining, North China University of Science and Technology, Tangshan 063210, Hebei, China
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