时间(s) | 0 | 2.0 | 4.0 | 6.0 | 8.0 | 10.0 | 12.0 | 14.0 | 16.0 |
速度(m/s) | 0 | 10.0 | 20.0 | 28.0 | 28.0 | 28.0 | 28.0 | 20.0 | 0 |
对应点 | B | C | D | E | F |
速度(m/s) | 1.41 | 1.70 | 1.99 | 2.29 | 2.60 |