1Physical and mechanical characteristics and definition of weakly cemented sandstoneLI Huigui, LI Huamin, WANG Huajun, CHEN ShanleYouth Doctor Academic Column1-72Inversion method of transient electromagnetic virtual wave-field applied to advance detection in underground mineFAN Tao, LU Jingjin, WANG Bingchun, LIU Lei, ZHAO ZhaoYouth Doctor Academic Column8-15,473Application status and development trend of coal-based activated carbon in ChinaXIE WeiYouth Doctor Academic Column16-234New mine shaft sinking headframe with single platform applied to construction of deep and large diameter mine shaftLIU Zhiqiang, WANG Bo, DU Jianmin, LI MinglouMining and Underground Engineering24-295Study on deformation mechanism and control technology of roadway surrounding rock in ultra soft strataWANG Bo, WANG Jun, GAO ChangyanMining and Underground Engineering30-356Study on predicted method of mine pressure bump based on improved BP neural networkWANG Yuhong, LIU Lulu, FU Hua, XU YaosongMining and Underground Engineering36-407Study on mechanical characteristics and damage evolution law of coal-rock-like under different loading ratesZHAO Zhenlong, ZHAO Kun, WANG XiaoMining and Underground Engineering41-478Technology of thick alluvium and thin bedrock coal seam floor reinforcement based on L type drilling constructionSUN Xiaoyu, AN XuliangMining and Underground Engineering48-539Study on roadway layout and support technique in deep isolated coal pillarNIU Zongtao, GUO JunMining and Underground Engineering54-5910Rapid excavation and supporting technology of ultra-thick top coal roadway based on excavation and bolting integrationLIU Yuedong, LIN Jian, YANG Jianwei, JIANG PengfeiMining and Underground Engineering60-6511Design and experiment study on air curtain dust control device of mine fully-mechanized heading faceLI Yucheng, LIU Zongtao, LIU Rongzheng, ZHAO Xiaotao, HAN XinpingSafety Technology and Engineering66-7112Discussion on some problems of relevant regulations and standards of coal industry safety fieldsFAN XiaogangSafety Technology and Engineering72-7513Study on dust distribution features of fully-mechanized heading face under long distance exhausted and short distance forced ventilationPANG Jiewen, XIE Jianlin, LU Guoju, LI Chuantian, HAO Yongjiang, JIAN JieSafety Technology and Engineering76-81,13414Liquid carbon dioxide phase-change refrigeration and cooling technology of high temperature mineSONG Dongping, ZHOU Xihua, LI Jingyang, BAI GangSafety Technology and Engineering82-8715Stress and displacement evolution features of opening seam in mine cross cut based on different in-situ rock stress and orientationsLI He, LIN Baiquan, HUANG Zhanbo, TENG Fei, YANG Wei, GAO Yabin, LIU Tong, WANG RuiSafety Technology and Engineering88-9516Study on pressure released scope of hydraulic flushing and gas drainage lawWANG Feng, TAO Yunqi, LIU DongSafety Technology and Engineering96-10017Borehole sealing technology of gas pressure measurement in two stage variable diameter borehole with subhorizontal passed through strata drillingLI Haowei, LIU Hai, WANG Zhaofeng, ZHAN MengqingSafety Technology and Engineering101-10418Study on the solution method of effective extraction radius based on gas radial seepage equationZHU Nannan, ZHANG Lang, FAN Xisheng, SHU LongyongSafety Technology and Engineering105-11019Study on goaf gas drainage technology and float coal spontaneous combustion coupling controlZHAO Qi, WANG Xuefeng, HUANG Ge, WANG YanshengSafety Technology and Engineering111-11620Study and application of manufacturing execution system to intelligent welding workshop of hydraulic powered supportDU Yibo, REN Huaiwei, CHEN Shisong, ZHAO GuoruiMachinery Electric and Automatization117-122 