Chinese Academy of Sciences Key Laboratory of Geospace Environment Department of Geophysics and Planetary Sciences University of Science and Technology of China Hefei 230026 ChinaMengcheng National Geophysical Observatory School of Earth and Space Sciences University of Science and Technology of China Hefei 230026 China;
Chinese Academy of Sciences Key Laboratory of Geospace Environment Department of Geophysics and Planetary Sciences University of Science and Technology of China Hefei 230026 ChinaMengcheng National Geophysical Observatory School of Earth and Space Sciences University of Science and Technology of China Hefei 230026 China;
Chinese Academy of Sciences Key Laboratory of Geospace Environment Department of Geophysics and Planetary Sciences University of Science and Technology of China Hefei 230026 ChinaMengcheng National Geophysical Observatory School of Earth and Space Sciences University of Science and Technology of China Hefei 230026 ChinaChinese Academy of Sciences Center for Excellence in Comparative Planetology Hefei 230026 China;
Chinese Academy of Sciences Key Laboratory of Geospace Environment Department of Geophysics and Planetary Sciences University of Science and Technology of China Hefei 230026 ChinaMengcheng National Geophysical Observatory School of Earth and Space Sciences University of Science and Technology of China Hefei 230026 ChinaChinese Academy of Sciences Center for Excellence in Comparative Planetology Hefei 230026 ChinaSynergetic Innovation Center of Quantum Information and Quantum Physics University of Science and Technology of China Hefei 230026 China;
quasi-6-day wave; meteor radar winds; seasonal variations; quasibiennial oscillation; tides; 27-day variation;