Institute;
of;
Environmental;
Pollution;
and;
Health,;
School;
of;
Environmental;
and;
Chemical;
Engineering,;
Shanghai;
University,;
Shanghai;
200444,;
China.;
College;
of;
Resources;
and;
Environment,;
Sichuan;
Agricultural;
University,;
Ya'an;
625014,;
China;
State;
Key;
Laboratory;
of;
Organic;
Geochemistry,;
Guangzhou;
Institute;
of;
Geochemistry,;
Chinese;
Academy;
of;
Sciences,;
Guangzhou;
510640,;
China;
国家森林公园; PM2.5; 质量浓度; 中国东部; 气溶胶; 长白山自然保护区; 可溶性有机碳; 水溶性有机碳;