机译:Particular internal recirculation frequency scope for enhancing denitrifying phosphorus removal in an oxidation ditch
Tianjin Chengjian Univ, Tianjin Key Lab Aquat Sci & Technol, Tianjin 300384, Peoples R China;
Yunnan Design Inst Grp, Electromech Design & Res Inst 1, Kunming 650228, Yunnan, Peoples R China;
denitrification phosphorus removal; enhanced biological phosphorus removal; internal recirculation frequency; oxidation ditch;