编号

A

B

C

D

降解率/%

1

1

1

1

1

51.2

2

1

2

2

2

56.7

3

1

3

3

3

73.2

4

2

1

2

3

88.6

5

2

2

3

1

66.9

6

2

3

1

2

70.8

7

3

1

3

2

59.8

8

3

2

1

1

80.5

9

3

3

2

3

62.3

k₁

60.37

66.53

67.51

66.2

66.53

k₂

75.43

68.03

69.23

62.43

68.03

k₃

67.53

68.76

66.63

74.70

68.76

R

7.16

2.24

2.60

12.27

2.24