Department of Environmental Science and Engineering Fudan University Shanghai 200433 China;
Department of Environmental Science and Engineering Fudan University Shanghai 200433 China;
Department of Environmental Science and Engineering Fudan University Shanghai 200433 China;
Department of Environmental Science and Engineering Fudan University Shanghai 200433 ChinaResearch Institute for Changing Global Environment Fudan University Shanghai 200433 China;
School of Environmental and Chemical Engineering Shanghai University Shanghai 200444 China;
School of Environmental and Chemical Engineering Shanghai University Shanghai 200444 China;
School of Environmental and Chemical Engineering Shanghai University Shanghai 200444 China;
ambient aerosol; aerosol time-of-flight mass spectrometer; Shanghai; world exposition;