城市

颗粒物

2015年夏季

2015年秋季

2015年冬季

2016年春季

武汉

PM_2.5

38.83 ± 15.37

65.18 ± 27.02

130 ± 61.62

79.82 ± 39.98

PM₁₀

75.32 ± 32.95

90.74 ± 45.08

87.54 ± 25.66

74.73 ± 27.18

PM_2.5/PM₁₀

1.9517

1.4748

0.7739

1.0046

长沙

PM_2.5

35.23 ± 17.55

53.03 ± 23.68

75.19 ± 38.24

50.54 ± 22.94

PM₁₀

55.04 ± 23.91

77.89 ± 36.78

91.42 ± 43.18

74.98 ± 34.47

PM_2.5/PM₁₀

0.6411

0.7118

0.8672

0.6903

南昌

PM_2.5

26.13 ± 15.33

36.47 ± 21.22

62.09 ± 38.10

42 ± 27.27

PM₁₀

59.77 ± 30.72

66.11 ± 35.72

96.40 ± 50.30

79.1 ± 46.37

PM_2.5/PM₁₀

0.4424

0.5579

0.6442

0.5347

合肥

PM_2.5

40.93 ± 19.33

57.93 ± 27.38

77.16 ± 41.54

60.60 ± 32.01

PM₁₀

68.64 ± 28.33

85.51 ± 40.36

97.13 ± 48.97

95.68 ± 47.33

PM_2.5/PM₁₀

0.6009

0.7062

0.9075

0.7381