Study on Failure Evolution Characteristics and Stability of Slope Boundary Pillar in Transition from Open-Pit to Underground Mining
1.Hebei Iron and Steel Group Mining Co., Ltd., Tangshan, Hebei 063009, China
2.School of Resources and Civil Engineering, Northeastern University, Shenyang, Liaoning 110819, China
3.Hebei Iron and Steel Group Mining Design Co., Ltd., Tangshan, Hebei 063009, China
4.China ENFI Engineering Corporation, Beijing 100038, China
5.School of Mining Engineering, University of Science and Technology Liaoning, Anshan, Liaoning 114051, China
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