Chongqing Academy of Environmental Science,Chongqing 400020,China;
Chongqing Academy of Environmental Science,Chongqing 400020,China;
Chongqing Academy of Environmental Science,Chongqing 400020,China;
Chongqing Academy of Environmental Science,Chongqing 400020,China;
Chongqing Academy of Environmental Science,Chongqing 400020,China;
PM10; Elemental carbon; Organic carbon; Secondary organic carbon; Chongqing;