A2O生物膜工艺强化生物脱氮和污泥减量研究
王永磊,刘宇雷,王尚,栗静静,刘永剑,于博文,刘硕

Enhanced biological nitrogen removal and sludge reduction by A2O biofilm process
Yonglei Wang,Yulei Liu,Shang Wang,Jingjing Li,Yongjian Liu,Bowen Yu,Shuo Liu
图6 污泥表面生物膜观察图