时间 |
| PM2.5 | PM10 | SO2 | CO | NO2 |
2014 | O3 | 0.516 | 0.597 | 0.705 | 0.437 | 0.071 |
2015 | O3 | 0.815* | 0.852* | 0.823* | 0.532 | 0.443 |
2016 | O3 | 0.854* | 0.902* | 0.938** | 0.820* | 0.491 |