2020 1
2020
2020 1 22
2020
2020
2020 6% 22 5.5% 4.5% 3.5%
260 2019 23
2019 28
5%
83.8% PM2.5 2015 12%
25.3 150 5G
1000
2
300 135
1000 300
2019 21
2019 24
1450 1290 924
128 100 400 4.2
+
2020