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海淀空气质量

138

轻度污染

0
50
100
150
200
300
500
空气一般,敏感人员外出时,需做好防护措施。

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PM2.5

106轻度

PM10

114

O3

33

NO2

67

SO2

3

海淀空气质量

110

轻度污染

0
50
100
150
200
300
500
空气一般,敏感人员外出时,需做好防护措施。

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主要污染物

 

PM2.5

67

PM10

84

O3

28

NO2

48

SO2

2

CO

1

海淀空气质量

52

0
50
100
150
200
300
500
空气良好,可以正常参加户外活动。

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主要污染物

 

PM2.5

10

PM10

13

O3

23

NO2

31

SO2

1

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