月份

方法

频次

X

RE (%)

RA (%)

1

2

3

4

5

6

7

8

9

1

EPA 30B

8.24

7.90

/

/

12.6

8.26

6.56

6.46

6.97

8.14

−15.2

37.4

Hg-CEMS

7.46

7.23

/

/

7.05

7.07

6.15

6.71

6.61

6.90

2

EPA 30B

8.22

8.84

8.76

8.42

8.09

/

7.10

/

/

8.24

−14.0

17.3

Hg-CEMS

6.90

7.64

8.05

6.93

7.07

/

5.96

/

/

7.09

3

EPA 30B

8.60

8.05

8.00

6.77

6.11

6.28

6.53

7.84

7.24

7.27

−24.8

31.2

Hg-CEMS

5.95

5.80

5.64

5.79

5.10

4.79

4.85

5.54

5.75

5.47

4

EPA 30B

6.84

7.52

7.22

8.48

7.56

6.90

6.99

6.22

6.40

7.13

−19.5

19.5

Hg-CEMS

6.09

5.94

6.44

6.45

6.36

6.01

6.45

5.81

5.67

6.14

5

EPA 30B

6.96

7.23

7.50

6.33

7.10

8.63

7.46

7.10

6.96

7.29

−16.3

19.0

Hg-CEMS

6.06

6.11

6.46

4.83

5.84

7.07

6.62

5.85

6.06

6.10