1Instability mechanism and control technology of repeated mining roadway in multiple coal seamsWEI Sijiang, HUANG Yingjun, TAN Yi, WANG Meng, QIN Jianyun, YANG Fajun1-92Research on coal mine safety production evaluation based on variable weight-cloud modelCHENG Lei, SHI Haorong, HE Zhiyong, GENG Jiantong10-183Quantitative evaluation method and classification support technology for surrounding rock of coal seam tunnelsJIAO Jiankang, SUN Zhiyong, WANG Tao, FU Yukai19-274Optimization of parameters of excavation support and down-section blasting in limestone ore passNIU Shuai, LIU Shaowei, FAN Kesong, LI Xiaopeng, GUO Zezheng28-355Neural network model of water filling source identification based on water level,water temperature,water intrusion,and water qualitySANG Xiangyang, LIN Yun, LIU Baomin, PAN Guoying36-426Study on the geological meaning and application of mine water inflow series after phase space reconstructionLI Jianlin, HE Qi, WANG Shuwei, WANG Xinyi, WANG Chong, XUE Yang43-527Pore structure characteristics and evolution laws of coal-measure shale in the Shanxi Formation,eastern the Ordos BasinQIAO Yu, SONG Dangyu, LIU Weiqing, YU Zhen53-668A review of in coal-based lithium resources:Distribution,occurrence characteristics,and extraction separationPAN Jinhe, ZHANG Lei, ZHOU Maiqiang, ZHOU Changchun67-789Abrupt fault detection algorithm for GNSS/accelerometer integrated deformation monitoring based on state domainSUN Ao, ZHANG Qiuzhao, ZHANG Yunlong, YU Zhangjun79-8610The impact of human activities on the carrying capacity of eco-geological environment in the Yanhe River BasinZHONG Jiayue, HAO Lina, ZHANG Mingying, YAN Lihua87-9511Study on the surface quality of SiCp/Al composite materials by longitudinal-torsional ultrasonic assisted millingZHANG Mingjun, CHEN Shuo, WANG Xinbo, YANG Jiangtao, LIU Helong, LYU Yaowei, LI Dehui, YU Mingbo96-10712Bearing fault diagnosis method based on data mapping and CapsNetZHAO Yunji, ZHANG Nannan, ZHOU Menglin, XU Xiaozhuo, ZHANG Xinliang108-11713Fault diagnosis of bidirectional DC-DC power converter based on improved LSTM-SVMWANG Fuzhong, REN Yulin, ZHANG Li, WANG Dan118-12614Online parameter identification of lithium battery equivalent circuit model based on HPPC-FFRLSLI Changyou, ZHANG Ying, ZHAO Yong, GAO Guofu127-13215Influence of rotor eccentricity on electromagnetic force characteristics of permanent magnet synchronous motorTANG Xu, CHENG Haojie, MA Zhaoxing, WANG Ruihua133-14116Radar signal generation and lightweight identification under the condition of small samplesLI Hui, WANG Yueyue, WEI Po, ZOU Borong, WANG Weidong142-15117Numerical study on the mechanical and failure characteristics of rock-concrete combination under uniaxial compressionDONG Zhuo, WANG Yongxia, YUAN Ruifu152-16218Improvement and verification of crack propagation prediction theory for rock mate-rials under compressive loadLI Xiulei, DIAO Hang, CHEN Chen, HUANG Feng, LING Tianqing, ZENG Bin163-17219Calculation method and influencing factors analysis of open-loop pressure of sleeve valve pipe grouting based on thick-walled cylinder theoryGUO Jiaqi, YANG Haonan, WANG Jianye, XU Pengfei, FENG Xiaojiang173-18220Study on the effect of cracks on the propagation characteristics of elastic waves in concreteYU Aiping, CHEN Tao, CHEN Zhehan, ZHANG Lu, CHEN Xuandong183-192 