Energy Evolution and Damage Mechanism of Sandstone with Initial Damage Under Impact Loading
1.Shahe Zhongguan Iron Mine Co., Ltd., Hebei Iron and Steel Group, Xingtai 054100, Hebei, China
2.Hebei Technology Innovation Center for Low-Carbon, Intelligent and Efficient Mining of Complex Iron Ores, Xingtai 054100, Hebei, China
3.College of Mining Engineering, North China University of Science and Technology, Tangshan 063210, Hebei, China
4.Collaborative Innovation Center of Green Development of Mineral Resources and Ecological Restoration, Tangshan 063210, Hebei, China
5.Hebei Laboratory of Mining Development and Safety Technology, Tangshan 063210, Hebei, China
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