1The reasons for the listing safety discipline in class I of the discipline classification systemFU Gui, QU De-jun, FU Liang, ZHAO Li-li85-922Gray Correlation Analysis for the Effect of Accident Category upon Gas Accident SeverityZHANG Lin-hua, LIU Yu-zhou, JIN Zhi-xin93-963Analysis and Countermeasures on Environmental Geo-technology Problems in MiningHE Jian-bo, KANG Qin-rong, YIN Guang-zhi, ZHANG Wei-zhong97-1004Leaching Experiments with Gangue of different diameters simulating the environmental influence after filling-in coal mineLI Feng-jun, ZHENG Ji-dong, DENG Yin-sheng, TANG You-yi101-1045Utilization State and Protection Project in Tianjin Geothermal AreaLIN Li, ZHAO Su-min, WANG Xin-yi105-1106Research in Transfomation Model and Accuracy of Geodetic CoordinatesWANG Bao-shan, WU Ji-jun, LUO Jian-yuan111-1157Analysis and Realization of Conversion Method from AutoCAD File to MapInfo File Based on.NETGUO Ji-fa, WEI Feng-yuan116-1208Deducing from geodetic coordinate differential formulaGUO Min, WU Bei-ping, WANG Xiao-hua121-1259Realization of campus navigation system based on IMAGISXIANG Zhong-lin, WANG Run-huai126-12910Algorithms for calculating converx hull based on side-distinguishing methodLIU Yong-he, LIU Yu-fang, SONG Jing-xing130-13311Study of GSM Technology in Automatic Wireless Meter Reading SystemFAN Jin-yu, YU Fa-shan, CUI Li-zhi134-13912A Fast Vector Quantification Image Coding Scheme Based on Wavelet TransformHE Tian, MA Bing-juan140-14413Simplified Analysis Foe Interactions Between Subgrade and Foundation and Superstructure of Space Mega Frame of Super Tall BuildingsGONG Yao-qing, MA Fu-long145-150,16114Settlement Prediction of Soft Soil Foundation and Analysis to Engineering Examples Based on Measured DataWANG Jin-shan, MENG De-guang151-15515Experimental Research on Debonding Failure of RC Beam Strengthened with CFRPLI Yan, HU Chun-hong, DING Ya-hong156-16116Research on Preparation of SiO2 by Chemical Precipitation MethodWU Xue-wen, YU shui-jun, HAN Tuan-hui, XIE Jin-bo, Dong Zhen-bo, Ma Jun-wei162-16517Test and Study on coal ash-fusibility of bio-briquettePAN Lan-ying, FENG Qian-wu, ZHAO Jing, DONG Gong-zhe, LI Yuan-yuan, ZHANG Jian-hai, WANG Zhong-feng166-16818Solving a Tpye of Fixed-Point Iteration MethodZHANG Juan-mei169-172 