1Simulation analysis of surrounding rock deformation law of main entry with the below seams minedLI Xue-hua, YANG Hong-min, ZHANG Dong-sheng1-52Influence of mining thickness on mechanical characteristics of working face and surrounding rock stress shellXIE Guang-xiang6-103Destroy mechanism of tunnel with stratified roofJIA Peng, TANG Chun-an, WANG Shu-hong11-154Monitoring and forecasting roof stability of goaf by electromagnetic emissionWANG En-yuan, JIA Hui-lin, LI Zhong-hui, HE Xue-qiu, LIU Zhen-tang16-195Fractal description of two-phase medium cementation plane roughness coefficient between rock and concreteZHU Zhen-de, XING Fu-dong, QU Wen-ping, CHEN Wei-zhong20-256Experimental on the porosity changing of water-saturated granular limestone during its creepCHEN Zhan-qing, LI Shun-cai, MAO Xian-biao, HUANG Xian-wu26-307Application of GPS in the breakthrough survey of Dafo Temple MineHU Rong-ming31-348Character appearance of fault structure in seismic wave CT inversion for mine work faces detectingZHANG Ping-song, LIU Sheng-dong35-399Dynamic modelling technology of coal seam and its applicationJIANG Zai-bing40-4410Condition and mechanism about chaos formation in the evolution process of groundwater system of mining areaTANG Yi-min, XIAO Jiang45-4911Discussion on finding coalbed methane in low rank coal in ChinaLIU Hong-lin, LI Jing-ming, WANG Hong-yan, ZHAO Qing-bo50-5312Study on active explosion suppression by powder in large-scale ductXIE Bo, FAN Bao-chun54-5713Some aspects on the gas outburst/explosion hazard in coal mine of ChinaLIU Jun-jie, QIAO De-qing58-6214Study of longwall top-coal caving face dust pulation statusFU Gui, ZHANG Jiang-shi, PAN Jie-nan, LI Yong-zhe63-6615Temperature measurement system for coal spontaneous combustion experimentWANG Hua, WANG Lian-hua67-7116Study on safety input and production safety problems of coal enterprises in ChinaKONG Liu-an, LI Wu72-7517The molecular structure of heavy oil fraction from the Shenhua coal direct liquefaction residueGU Xiao-hui, ZHOU Ming, SHI Shi-dong76-8018Direct liquefaction oil products distribution of Xianfeng and Shenhua coalsWANG Yong-gang, ZHOU Jian-ming, WANG Cai-hong, YANG Zheng-wei81-8419Mineralization mechanism of kaolinite rocks in coal measuresYANG Xiao-jie, LIU Dong-ming, CHU Li-kong, CHEN Kai-hui85-8920Study on the flotation technology for deep-cleaning of coal slimeFU Xiao-heng, SHAN Xiao-yun, JIANG He-jin, LI Xiang-li90-93 