Catalytic oxidation treatment technology for landfill leachate Treatment and disposal technology of landfill leachate Multiphase catalytic oxidation treatment technology and engineering of organic waste gas 并列题名：Multiphase catalytic oxidation treatment technology and engineering of organic waste gas 并列题名：Treatment and disposal technology of landfill leachate Biological treatment technology of acid mine drainage Catalytic oxidation absorption technology and system of NOx Technologies for advanced treatment of landfill leachate Plasma treatment technology of solid waste