1The primary study on microseismic locating and monitoring technology of shock bump caused by key stratum movementCHENG Yun-hai, JIANG Fu-xing, Cheng Jiu-long, WANG Hua-jun273-2772Application of optical measurement method in strata movement simulation experimentWANG Huai-wen, ZHOU Hong-wei, ZUO Jian-ping, WANG Zhi-guo, XIE He-ping278-2813Mechanism of PDC cutter failure under coupling dynamic and static loadsZHAO Fu-jun, XIE Shi-yong, LI Xi-bing, WANG Wei-hua282-2864Experimental on the microstructure changing of emulsion explosives under dynamic pressureCHEN Dong-liang, YAN Shi-long, LIU Yi, SUN Jin-hua, WANG Qing-song287-2915Monitoring technique for deformation measurement of similar material model with digital close-range photogrammetryYANG Hua-chao, DENG Ka-zhong, GUO Guang-li292-2956Study of freeze sinking period concrete strain of outer shaft wall of Longgu Coal Mine auxiliary shaftWANG Yan-sen, YANG Wei-hao, HUANG Jia-hui, SONG Lei, REN Yan-long296-3007Feasibility in simulating and predicting faults with Geostructure softwareXIE Xiong-gang, FU Gui, ZHANG Jiang-shi301-3048Environmental geological disasters dangers s tudy by zones after the ending of mining in open-pit coal mineJI Yu-shi, SUN Huo-ran, LIU Jing-hui305-3099The particle swarm optimization support vectors machine method of identifying standard components of ions of groundwaterJIANG An-nan, LIANG Bing310-31310Vulnerability forecasting model based on coupling technique of GIS and ANN in floor groundwater burstingWU Qiang, PANG Wei, DAI Ying-chun, YU Jia314-31911Analysis of the intrinsic factors affecting coal mine safetyKONG Liu-an, LI Wu320-32312Analysis of attenuation law and characteristic parameters in excavation roadway during gas explosionQU Zhi-ming, ZHOU Xin-quan, HE Rui-sheng, LI Yi-jie, WANG Yang324-32813The pilot study on outburst mechanism for compression disseminated values of coal and gas out of controlMA Zhong-fei, YU Qi-xiang329-33314Research achievements of forecasting gas using three-dimensional seismic explorationYANG Shuang-an, NING Shu-nian, ZHANG Hui-xing, JIANG Tie-ming334-33615Research on unascertained clusters on the gas emission of the working faceCAO Qing-kui, REN Xiang-yang, LIU Kai-di337-34116Correspondence between mean maximum reflectance of vitrinite and classification of bituminous coalsLI Wen-hua, BAI Xiang-fei, YANG Jin-he, CHEN Wen-min, MA Wei-wei342-34517Selection of numerical computational models of the turbulent flows in heavy medium cyclone flow fieldLIU Feng, QIAN Ai-jun, GUO Xiu-jun346-35018Application and affect mechanism of depressant in coal flotation processXU Chu-yang, ZHENG Miao, ZHANG Ming-xu, WANG Jie, ZHANG Meng-lin, WANG Hua-jian, CHENG Jin-guo351-35419Experimental study on As enriched in micro particle during coal combustionHUANG Wen-chun, ZHANG Jun-ying, ZHAO Yong-chun, WEI Feng, ZHENG Chu-guang355-35920The influences of high-temperature phase on coal self-desulphurizationYANG Tian-hua, LI Run-dong, ZHOU Jun-hu, WEI Li-hong, CEN Ke-fa360-364 