Key;
Laboratory;
of;
Three;
Gorges;
Reservior;
Region’s;
Eco-Enviroment,Ministry;
of;
Education,Chongqing;
University;
College;
of;
Architecture;
and;
Environment,Sichuan;
University;
Jiguanshi;
Waste;
Water;
Treatment;
Plant,Chongqing;
Drainage;
Limited;
Company;
reversed; A2/O; process; low-carbon; resource; landfill; leachate; primary; sedimentation; tank; nitrogen; removal;