School of Hydrology and Water Resources Nanjing University of Information Science and Technology Nanjing 210044 China;
School of Hydrology and Water Resources Nanjing University of Information Science and Technology Nanjing 210044 China;
School of Hydrology and Water Resources Nanjing University of Information Science and Technology Nanjing 210044 China;
State Oceanic Administration Key Laboratory for Polar Science Polar Research Institute of China Shanghai 200136 China;
planetary boundary layer height; diurnal cycle; radiosonde;