A.6
B.5
C.4
D.3
A.14
B.16
C.18
D.20
|
1 日需求量(枝) |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
|
1 天数 |
10 |
20 |
16 |
16 |
15 |
13 |
10 |
A.54%
B.70%
C.80%
D.90%