Key Laboratory of Marine Environment and Ecology (Ocean University of China);
Ministry of Education;
Qingdao 266100;
P. R. China;
National Marine Environmental Forecasting Center;
SOA;
Beij'ing 100081;
P. R. China;
Center for Marine Environmental Studies;
Ehime University;
2-5 Bunkyo-Cho;
Matsuyama 790-8577;
Japan;
Key Laboratory of Marine Chemistry Theory and Technology;
Ministry of Education;
Ocean University of China Qingdao 266100;
P. R. China;
Now works inthe Department of Earth Sciences;
National Natural Science Foundation of China.;