| s |
| v |
| s甲 |
| v甲 |
| s乙 |
| v乙 |
| t甲 |
| t乙 |
| s甲 |
| s乙 |
| v乙 |
| v甲 |
| 1 |
| 1 |
| 2 |
| 5 |
| 2 |
| 5 |
| s甲 |
| s乙 |
| v甲t甲 |
| v乙t乙 |
| 5 |
| 2 |
| 1 |
| 1 |
| 5 |
| 2 |
| 2 |
| 5 |
| 2 |
| 5 |
(2013·大庆)根据图中所给A、B两物体s-t图象,判断对应的v-t图象哪个是正确的( )
| s |
| t |