PM_2.5

OC

EC

${\text{NO}}_3^{-}$

${\text{SO}}_4^{2-}$

${\text{NH}}_4^{+}$

Na⁺

K⁺

Cl⁻

秋季

55.50 ± 40.29

7.65 ± 4.31

2.10 ± 1.25

19.93 ± 20.03

8.39 ± 6.86

7.54 ± 8.11

0.47 ± 0.85

0.85 ± 0.73

1.49 ± 1.19

冬季

73.28 ± 59.34

13.94 ± 5.62

2.68 ± 1.73

16.31 ± 17.35

11.66 ± 11.46

8.15 ± 8.59

0.50 ± 0.32

1.37 ± 1.05

3.97 ± 2.82