配比

7 d

28 d

1

12.5

13.6

2

10.3

11.7

3

7.4

9.0

4

14.3

18.7

5

12.1

16.5

6

9.3

13.9

7

11.6

16.9

8

8.3

14.6

9

9.8

12.7