*Jingjing Dou^1,2、Jianning Sun³、Robert Bornstein⁴、Shiguang Miao^1,2、Jie Wang^1,2 (1.Institute of Urban Meteorology, China Meteorological Administartion、2.Key Laboratory of Urban Meteorology, China Meteorological Administration, Beijing, China、3.School of Atmospheric Sciences and Institute for Climate and Global Change Research, Nanjing University, Nanjing, China、4.Department of Meteorology and Climatology, San Jose State University, San Jose, CA, USA)