1Tectonic control on gas geological hazard in Ludian gliding structureWANG Zhi-rong, LANG Dong-sheng, LIU Shi-jun, CHENG Cong-ren, CHEN Ling-xia553-5572Pressure character in caving steep-inclined and extremely thick coal seam with horizontally grouped top-coal drawing mining methodJU Wen-jun, LI Qian, WEI Dong, DAI Hua-yang558-5613Experimental on acoustic emission during compression rupture procedure of coal sampleYANG Yong-jie, CHEN Shao-jie, HAN Guo-dong562-5654Experiment study on the moisture and heat transfer of soft rock material under the condition of freezing and thawingYANG Geng-she, ZHOU Chun-hua, TIAN Ying-guo, HOU Zhong-jie566-5705Numerical analysis of re-initiation phenomenon induced by shock reflectionWANG Chang-jian, XU Sheng-li571-5756Modeling and visualizing methods for real 3D geosciences model based on amended generalized tri-prism(GTP)CHE De-fu, WU Li-xin, CHEN Xue-xi, XU Lei576-5807Ill conditioning diagnostics of geometric dilution of precision and its substitution calculation in GPSFENG Zun-de, LU Xiu-shan, GUO Ying581-5848Application of GPS triple-frequency data in detection and repair of cycle slip and gross errorLIU Xu-chun, WU Yue, ZHANG Zheng-lu, MENG Yang585-5889An improved whitening filter algorithm for GPS rapid ambiguity resolution based on TIKHONOV regularization principleHAN Bao-min, QU Guo-qing589-59310Relation between dust wettability characteristic and fractional dimensionXI Zhi-lin, WANG De-ming, MA Han-peng, LU Wei594-59811Predicting coal and gas outburst with monitored gas consistenceQIN Ru-xiang, ZHANG Guo-shu, YANG Ying-di599-60212Experiment study on controlling gas explosion by water-depressantCHEN Xiao-kun, LIN Ying, LUO Zhen-min, DENG Jun603-60613The preliminary research on coal-bed gas degradation by microorganismCHEN Dong-ke, WANG Lu, JIN Long-zhe, XIA Chun-gu, ZHANG Jian607-60914Calculation of micro-structure parameter of Wuda bituminous coal and relationship-analysis between coal structure and coal spontaneous combustionYU Ming-gao, JIA Hai-lin, YU Shui-jun, PAN Rong-kun610-61415Test and application of air curtain in mineWANG Hai-ning, ZHANG Hong-ying615-61716Mechanism analysis of water inrush in Daxing coal mineZHAO Su-qi, WU Qiang, YIN Shang-xian618-62217Floor water irruption prediction based on information fusionLI Li, CHENG Jiu-long623-62618Numerical simulation of flow field in the DSM heavy medium cycloneLIU Feng, QIAN Ai-jun, GUO Xiu-jun627-63019Photo-initiation synthesis and flocculation property of cationic PAM flocculantNIE Rong-chun, JIA Rong-xian, XU Chu-yang, WANG Jie631-63420Study on the size character of fly ash in coal-fired power plantXUE Xing-hua, WANG Yun-quan, XIAO Chen-sheng, ZHOU Shui-liang635-639 