| AQI指数 | PM2.5 | PM10 | NO2 | SO2 | CO | O3 |
AQI指数 | 1 | 0.996 | 0.975 | 0.567 | 0.809 | 0.185 | 0.173 |
PM2.5 | 0.996 | 1 | 0.969 | 0.597 | 0.81 | 0.229 | 0.137 |
PM10 | 0.975 | 0.969 | 1 | 0.527 | 0.835 | 0.049 | 0.259 |
NO2 | 0.567 | 0.597 | 0.527 | 1 | 0.712 | 0.559 | −0.546 |
SO2 | 0.809 | 0.81 | 0.835 | 0.712 | 1 | 0.198 | −0.021 |
CO | 0.185 | 0.229 | 0.049 | 0.559 | 0.198 | 1 | −0.607 |
O3 | 0.173 | 0.137 | 0.259 | −0.546 | −0.21 | −0.607 | 1 |