the Open Research Fund of Key Laboratory of Atmospheric Composition and Optical Radiation,Chinese Academy of Sciences(2013JJ01);National Natural Science Foundation of China(41005014,41205020);China Special Fund for Meteorological Research in the Public Interest(GYHY201206037);the Key Research Program of the Chinese Academy of Sciences(KJZDEW-TZ-G06-01);the Wanjiang Center for Development of Emerging Industrial Technology(12Z0104074)