Environmental Simulation and Pollution State Key Joint Laboratory Department of Environmental Science and Engineering Tsinghua University Beijing 100084 China;
Environmental Simulation and Pollution State Key Joint Laboratory Department of Environmental Science and Engineering Tsinghua University Beijing 100084 China;
Environmental Simulation and Pollution State Key Joint Laboratory Department of Environmental Science and Engineering Tsinghua University Beijing 100084 China;
membrane bioreactor; membrane fouling; trans-membrane pressure; sludge settleability; filamentous bacteria;