Beijing
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03/31/2023 12:00
Air quality
81
Moderate
0
50
100
150
200
300
500
Members of sensitive groups should reduce outdoor activities.
无需戴口罩
适宜外出
适宜开窗
关闭净化器
Main pollutants
PM2.5
58
PM10
112
O
3
137
NO
2
19
SO
2
5
CO
0.4