1Study on distribution law of gas concentration field in upper corner of fully mechanized caving face of Wangjialing coal minePEI Guanzhen, YANG Hongmin, SUN Feng, REN Fake, LI Hongbo1-62Study on mechanical properties of different structural types of roadway support columnsZHANG Yi, LIU Dong, ZHANG Jianguo, XUE Lei, YANG Jun, LIU Bo7-123Research on mechanical characteristics of bolt-hole reaming in soft coal-rock mass based on ABAQUS finite element analysisZHANG Hui, LI Guosheng, SU Faqiang13-184Study on strength properties and failure modes of saturated coarse-grain sandstone under low temperaturesZHONG Yupei, XIONG Yanlin, QI Yanjun, HE Wei, MENG Bo19-255Study on microcrystalline structures of different metamorphic and deformed coals based on XRD experimentsZHOU He, PAN Jienan, LI Meng, WANG Zhenzhi, NIU Qinghe26-356Genesis analysis and mineralogical characteristics of siliceous rocks in Taiyuan formation,Jiaozuo areaCAO Gaoshe, SONG Shihao, DU Zhong36-447Fluid inclusion and geological significance of Chenlou fluorite deposit in Songxian county,Henan provincePANG Xucheng, LI Wenming, LIU Jifeng, SI Yuanyuan45-538Classification of surrounding rock based on seismic exploration and its applicationZHENG Jidong, CHEN Shuilong, LI Dongyan, ZHUO Yue, CHONG Kailin, WANG Hua54-609FEM numerical simulation of long electrode DC geophysical method for landslide monitoringLI Xiaobin, YANG Zhenwei, YUN Meihou, LIU Yan61-6710Characteristic of in-situ stress in No.3 coal seam of southern Shizhuang block, southern Qinshui basin,and its influence on the permeabilityNI Dong, WAN Yanbin, HAN Wenlong, ZHANG Chongrui, WANG Li68-7511Determination of eight endocrine disrupting chemicals in environmental water samples by gas chromatography-mass spectrometry(GC-MS)XIANG Ping, TANG Jiangjiang76-8212Dimensional analysis and simulation on single shot impact of microshot peeningZHANG Hai, LYU Wenbo, SONG Xiaoqing, HAN Junhao, ZHAO Wu83-8813Effects of soluble single metal combined anodes area ratio on electroforming Ni-Co alloyMING Pingmei, ZHANG Yanhua, CHEN Donghai, ZHANG Xinmin, QIN Ge, YAN Liang, ZHENG Xingshuai89-9414A study on fault feature extraction of rolling element bearing based on cyclic autocorrelationWANG Zhiyang, CHEN Lan, JING Shuangxi, LI Xinhua95-9915Study on the mechanical properties of wire rope socket termination with domain superposition technologyYAN Liang, FAN Junkai100-10516Pattern recognition of passenger traffic of direct-drive multi-car elevator group control systemWANG Xudong, SUN Weixiang, XU Xiaozhuo, FENG Haichao106-11117Construction of vehicle driving cycle based on global K-means clustering algorithmGAO Jianping, REN Dexuan, XI Jianguo112-11818Analysis and design of LLC resonant parameters based on half-bridge three-level converterMU Kun, ZHENG Zheng, MA Fangjun119-12519Dynamic response analysis of coupling vibration of vehicle-curved bridge system with or without diaphragmYAN Anzhi, ZHANG Xun, WANG Lei126-13320Experimental study on the influence of fiber materials on the mechanical properties of fluidization treatment soilWU Yanqing, CUI Yujie, YU Yongqiang, FAN Lidan134-141 