1Design and Performance Experimental Study of Mining Biomimetic Double Connection Drill PipeWANG Jiale, YANG Huwei, JU Pei, WANG ChuanliuDesign and Research1-52SOH Prediction of Mining Lithium Iron Phosphate Batteries Based on Parallel CNN-LSTMCHANG Yinghui, WANG Dazhong, JI Pengfei, ZHOU FengtaoDesign and Research6-113Design and Implementation of a Mining UPS Power Control System Based on Embedded Soft PLCHAO Yongliang, YUAN Fengpei, CHEN HuiDesign and Research12-17,244Design of a Full Bus Underground Drainage Control System Based on Soft PLCPENG JunDesign and Research18-245Application of Intelligent Coal Sampling and Preparation System in PortsWU Zengli, HU ZhiweiDesign and Research25-296Research on Performance Testing Method of Wide Angle Camera Under Low Illumination Conditions in MinesZHAO YueIssue Discussion30-357A Visual Synchronous Location and Mapping Algorithm for Coal Mine Underground Based on Multi-camera Fusion and Feature Point Acceleration MatchingWAN ZiyuanIssue Discussion36-438Research on the Working Efficiency of Electric Mine Car Motor Based on Driving Condition TestingMU Junjie, TIAN Zhenhua, PENG Qian, YANG ChenhanIssue Discussion44-489Research Status and Development Trend of Intelligent Monitoring System for Coal Mine RoofHAN Chenhui, LU Jie, LIU Zhenlin, ZHANG Wangjie, ZHENG JialuIssue Discussion49-5310Exploration of A Digital Quality Control Platform for Inspection and Testing of Mining Products Based on LIMSWANG YiqingIssue Discussion54-5911Analysis and Improvement of the Causes of Longitudinal Displacement and Stuck Problem of the Sliding Seat of the EBZ260M-4 Anchor Digging Machine's Anchor Drilling SystemZHANG Anning, XIAO Long, ZHANG Shuwei, LUO Songsong, TAO Yongqin, LIU YangTechnical Practice60-6312Research on the Vibration Reduction System of Electric Control Box Components of Coal Winning Machine in the Liberated LayerLÜ XiaoTechnical Practice64-6713Heat Dissipation Design of High-power Inner Rotor Permanent Magnet Drum Planetary MechanismLI Liu, ZHANG CunwenTechnical Practice68-70,7614Design and Research of Cart for Tunnel Advance Support Hydraulic Support TestLIANG Erjun, YANG JianxinTechnical Practice71-7615Development of Vibration Monitoring Software for Coal Winning Machine Rocker ArmSU LonglongTechnical Practice77-7916Development and Application of Skid Welding DeviceGAO WeihuaTechnical Practice80-82,8517A Device and Method for Large Drilling Platform Drill Pipe Fracture Positioning Rotary FishingZHANG Junxing, SHI WenjieTechnical Practice83-85 