1Revision amendments of AQ 6201 General Technical Requirements of Coal Mine Safety Monitoring SystemSUN JipingAchievements of Scientific Research1-72Evaluation of rock burst tendency of coal seam based on Hamming distance methodZHANG Weiqiang, WANG Enyuan, LI Xuelong, KONG Xiangguo, LI GuoaiAchievements of Scientific Research7-113Online upgrade scheme of software of hydraulic supports control system based on IAPYU Yayun, SONG Jiancheng, TIAN Muqin, XU Chunyu, GENG Zexin, SONG Xin, LI XinshengAchievements of Scientific Research12-154A new type of underground automatic loading and unloading deviceLI Aimin, CHEN Fei, PENG XiAchievements of Scientific Research16-185Design of mine-used frequency-switchable half-mode substrate-integrated cavity antennaLIU Fengxue, XU Zhao, HUA GangAchievements of Scientific Research19-226Coal and gas outburst features in Guizhou mining areas and its prevention countermeasuresKONG Que, WU Guiyi, ZHONG Feng, CHEN JimingAnalysis Research22-267Application of data mining technology in coal mine hidden hazard managementCHEN YunqiAnalysis Research27-308Study on key technologies of unmanned driving shearerZHANG Hao, GE ShirongAnalysis Research31-339Methane sensor based on micro-ring resonatorWANG Wenqing, WANG Xiaolu, TIAN ZijianExperimental Research34-3810Adjustment of mine air volume based on air volume dispatchable modelCUI Chuanbo, JIANG Shuguang, WANG Kai, SHAO Hao, WU ZhenyanExperimental Research39-4311Fault diagnosis method of mineral transmission equipment based on sparse classification algorithmXIA Huili, GUO Yanan, YU FajunExperimental Research43-4612A new leakage protection method for mine power networkZHAO Jianwen, LI Ke, SUI Xiaona, LI He, HE Tao, ZHANG Senlin, ZHU JingExperimental Research47-5113Segment data fitting method for support pressure monitoringZHANG Yuwu, XU Huadong, WANG YingyingExperimental Research51-5414Design of a mine-used directional antennaWANG Tingting, XU ZhaoExperimental Research55-5715Measurement of detection distance of laser pointer based on CCD detection technologyWANG Nan, WU Liangsheng, YANG Yang, LU XingjianExperimental Research58-6116Research of bifurcation phenomenon of DC-DC bidirectional power converter with constant power loadsZHANG Yong, XU Ruidong, LI Tao, XU Shanyu, WANG LongExperimental Research61-6617Design of temperature monitoring circuit of mine-used explosion-proof trackless rubber-tyred vehicleCHENG LiushengExperience Exchange67-7118Design and application of mine-used intrinsically-safe network access deviceXU JieExperience Exchange71-7319Design of coal mine pressure monitoring system with low power consumptionHE Qun, HAO RunfangExperience Exchange73-7620Design of wireless temperature measurement system for coal storageWANG Xianwei, CHEN Shihai, MA Xiaoping, ZHANG Qingxue, WANG Shuai, QU ShenyueExperience Exchange77-80 