El

Min

Max

Ave

P_综

Cv

污染程度

As

0.21

11.68

1.1336

8.297814

0.8

严重污染

Hg

0.2

5.645

0.64337

4.017459

0.96

严重污染

Cu

0.52

6.14

1.1687

4.419585

0.55

严重污染

Pb

0.74

24.71

1.8257

17.52024

2

严重污染

Ni

0.55

1.84

1.1979

1.552508

0.21

轻度污染

Cd

0.83

61.89

2.9879

43.81381

2.25

严重污染

Zn

0.41

6.53

1.0424

4.675869

0.76

严重污染