基金The Funding Source Science and Technology Partnership Program,Ministry of Science and Technology of China(KY201702010)The China-Africa Joint Research Center Project of the Chines Academy of Science(SAJC201610).
基金This research was funded by the Na- tional Natural Science Foundation of China （Grant Nos. 41475105, 41475138, 41405133 and 41605105）, the National Key Project of MOST （Grant No. 2016YFC0202003, 2016YFC0203305, 2016YFC0201901）, the Guangdong Province Science and Technol- ogy Plan （Grant No. 2015A020215020）, the Science and Technol- ogy Innovative Research Team Plan of Guangdong Meteorologi- cal Bureau （Grant No. 201506）, and the Science and Technology Research Project of Guangdong Meteorological Bureau （Grant No. 2015B06）. The availability of the data used for this study is fully described in section 2 of the paper. The MODIS data were down- loaded from the NASA Goddard Space Flight Center. We also thank the developers of the SKYRAD.pack software package and the SB- DART model, and the staff at the Hong Kong Polytechnic University AERONET site. The constructive suggestions from the anonymous reviewers were greatly appreciated.