| | | | | | | | | | | 2021 9 | | 2020 80 102 | | 2005 8 | | | | | | | | | | | | | | | | | | | | | | | | 2021 10 | | | 23 | 30 | | | | | | | | | | | | | 74 PM2.5 56 | 87 | 23.3 84.9 | | | | |