1The technical measures of gas control in China coal minesSHEN Bao-hong, LIU Jian-zhong, ZHANG Hong673-6792Effect of pretensioned stress to rock boltingKANG Hong-pu, JIANG Tie-ming, GAO Fu-qiang680-6853Influence of the key strata in deep mining to mining subsidenceXU Jia-lin, LIAN Guo-ming, ZHU Wei-bing, QIAN Ming-gao686-6904The deformation partition on the collapsed accumulation body by fractal theoryHE Xi-ping, HUA Xi-sheng, HE Xiu-feng, ZHAO Zhi-yong, ZOU Qing691-6945Testing study about the effect of different water content on rock creep lawYANG Cai-hong, WANG Yong-yan, LI Jian-guang, GAO Fei695-6996A distance discriminant analysis method of forecast for shaft-lining non-mining fracture of mineGONG Feng-qiang, LI Xi-bing700-7047Dynamic analysis on stability of hydraulic powered support in deep inclined fully mechanized wall and prevention slips measuresZHANG Zhi-yan705-7098Properties of solute transport of stope leachingLI Qi-cheng, DUAN Xiao-lin710-7139Analysis of critical displacement in building moving projectZHENG Dong-qiang, YAN Xiang-an714-71810CFD simulation of goaf gas flow patternsHU Qian-ting, LIANG Yun-pei, LIU Jian-zhong719-72311Study on predicting coal spontaneous combustion and software developmentLIU Ai-hua, CAI Kang-xu724-72812Infrared diffuse reflectance spectral signature of spontaneous combustion coalYANG Yong-liang, LI Zeng-hua, YIN Wen-xuan, PAN Shang-kun729-73313Causes analysis of gas explosion accident happened in working faceYANG Yong-chen, MENG Jin-suo, WANG Tong-jie, GAO Yong-ge734-73614Study on the coal dust surface characteristics and wetting mechanismYANG Jing, TAN Yun-zhen, WANG Zhen-hua, SHANG Yan-dong, ZHAO Wen-bin737-74015Harnessing technique for most water bursting of Desheng coal mineBAI Feng-qing, LU Lan-ping, GOU Shu-bao, DONG Chuan-tong, ZHANG Wen-zeng741-74316Study on sintering process of raw materials in extracting alumina from fly ash of coal industry power plateSUN Pei-mei, LI Guang-min, TONG Jun-wu, XU Hong-yan, ZHAO Zhe744-74717Study of scrubbing CO2 from flue gas with aqueous ammonia intensified by rotating cross-flow disks packed bedZHANG Hong-liu, CHEN Ming-gong748-75218Determination of the operation range for flip-flow screen in industrial scale based on amplitude-frequency responseZHAI Hong-xin753-75619The triboelectrification characteristics of fly ash componentHOU Xin-kai, XU Pin-jing, XU De-long, LIU Hui, YANG Sheng-wei, ZENG Han-hou757-76120Analysis of environment contamination from concomitant radioactivity of coal mine sourceXIONG Zheng-wei, YU Yi-lin, YOU Meng, GUO Cheng-lin, ZHOU Shu-kui, YU Zhen-xun762-766 