1Characteristics and simulation of stress distribution in surrounding rocks of large dip angle caving coal stopesJIANG Zhigang, ZOU Guanghua, YANG Jiannan, SHI Haoyu1-72Influence of obstacle shape on gas explosion propagation in enclosed pipelineZHOU Zhenxing, ZHANG Licong, XU Jingde, YAO Lilin, HU Yang, LI Qizhong, LI Siman8-163Study on the relationship between flame morphology evolution and propagation velocity of gas explosion based on Open CVYAO Lilin, WANG Xueqiang, XI Guojun, XU Jingde, ZHOU Zhenxing17-224Study on failure characteristics of overburden rock in fully mechanized caving mining of thick loose layer thin bedrock and extra thick coal seamHAN Yongbin23-285Study on mechanical mechanism of structural instability of overlying rock strata in large dip angle caving coalGUAN Shufang, YANG Changyi, SHI Haoyu, XU Antian, LIU Haiyang, DONG Yibo29-346Research on the risk evaluation of water inrush in a mine floor in Inner MongoliaZHANG Daijun, WANG Xu35-437Study on characteristics of water damage and interception countermeasures in Jindengsi grottoesMA Hewen44-498Research on automatic crack identification based on ATS and TS fusion algorithmWANG Yun, YI Sihai, ZHONG Rui, GAO Pengcheng, WANG Yue50-569Study on evaluation method of safety,risk degree and investment benefit of coal mine roofLIU Chenjun, ZHANG Lili, WANG Yuchao57-6610Study on reserved design of anti-sand coal column under 7211 working face of Jiegou mineZHOU Xiaomin, YANG Benshui67-7411Research on video recognition method for complex environmentZHANG Junsong, WANG Yang75-8112Research on network side detection system of electric locomotive emergency power supply deviceTANG Lifeng, ZHANG Quanzhu, LI Jiazheng, ZHANG Tengzhao, XU Haichao82-8813Carbon emission evaluation of public building projects based on grey correlation analysisZHOU Shanshan, MA Haibin, MEN Guoming89-9514Scientific characteristics of emergency management in the new eraWANG Ping, WANG Yu96-99,11715Exploration on training mode and method of innovative ability of mining engineering postgraduates under the'double carbon'strategyCHENG Xiang, ZHAO Guangming, WANG Yanfen, ZHOU Jiang, XU Wensong, GU Qingheng100-10416Exploration and practice of cultivating university students'innovative abilities through science and technology innovation competitionsZHU Quanjie, LIU Xiaoyun, LIANG Juan, OUYANG Zhenhua, WANG Yi, ZHAO Qifeng, GE Decheng105-11117Research on the teaching mode of ideological and political education in legal professional ethics course from the constructivismZHU Mengni112-11718Systematic innovation of enterprise internal control curriculum based on the perspective of emergency early warningCHEN Lingling, ZHANG Yuanyuan118-124 