1TECHNICAL NATURE OF ENVIRONMENTAL RISK ASSESSMENTQIAN Hong-wei1-3,72RECENT DEVELOPMENTS IN WASTE GAS PURIFICATION BY IMMOBILIZED MICROORGANISMHE Jie, ZHAO JIA-jia, CHEN Dong-zhi, CHEN Jian-meng4-73THE TECHNOLOGY OF HIGH-TEMPERATURE CARBONIZATION OF COAL AND MUNICIPAL SOLID WASTELIU Bo, LI Shi-qing, LIAO Hong-qiang, WANG ZHONG-wei, ZHAO Peng, WU Chao-feng8-124THE REACTION PERFORMANCE STUDY ON COMPOUND POWDER OF SINTER FLUE GAS DESULPHURIZED ASH AND SLAGSUN Peng-hui, FENG Xiang-peng, SONG Cun-yi, LIAO Hong-qiang, YU Guangwei, ZHANG Zuo-shun, LENG Ting-shuang13-165TECHNOLOGY RESEARCH OF AERATION BIOLOGICAL FLUIDIZED TANKZHANG Chun-sheng17-196COMBINATION OF LIME AND COAGULATION REMOVING SO42-AND F- FROM MINE WATERZHANG Xin, YIN Jin-feng20-237STUDY ON HYDRATE PROCESS OF CO2 SEPARATIONREN De-gang24-26,308STUDY AND APPLICATION OF CR(VI)-CONTAINING WASTE WATER IN ALKALINE SOLUTION BY IRON CHIPS ELECTROLYSIS PROCESSWANG Liang-hu, LIU Zhen-guang27-309STUDY OF ELIMINATING THE BUBBLE OF LEACHATE COMING FROM THE LANDFILL RECYCLED BY EACHATE31-3310Comprehensive Treatment on Fan Noise of Coal Mining Area34-3611ANALYSIS OF ENVIRONMENTAL IMPACT OF SOLID WASTE AND DISPOSAL MEASURES IN THE OILFIELDMENG Fan-ping, DUAN Li-jie37-38,4112REUSE AND TREATMENT OF ALUMINUM OXIDE WATER BY AERATION BIOLOGICAL FLUIDIZED TANKCUI Bing, LI Chao-hui, MEI Shu-chang, ZHOU Peng39-4113APPLICATION OF MBR PROCESS IN THE JEAN WASH WASTEWATERWU Zun-yi, LUO Wei-feng, YE Hai-lin, XUE Sun-jing, LOU Hua-min42-4414DISCUSSION ON PROCESS MODIFICATION AND PERATING REGULATION OF URBAN SEWAGE TREATMENT PLANTPENG Guo-ming, TANG Wei45-4815APPLICATION OF A/O BIOLOGICAL DENITRIFICATION PROCESS IN TREATMENT TERMINAL WASTEWATER OF CHEMICAL ENTERPRISEPENG Nai-wen, WANG Xue-shi49-51,6416STUDY OF OIL WASTEWATER TREATMENT SYSTEM AND MODIFICATION ON BOXI OFFSHORE PLATFORMDU Wen-long52-5417RESIDUES OF POLYCHLORINATED BIPHENYLS IN PLANTS FROM POLLUTED AREA IN TAIZHOUZHAO Bing-feng, CHEN Meng-ying, ZHANG Jian-ying55-5918PINGMEI SHARES 10 LOW-CARBON ECONOMY DEVELOPMENT OF MINERAL EXPLORATION AND PRACTICEHAO Xiang-long, YANG-Gang60-64 