| 1. | The frequencies of the returned beams are compared with them to obtain the true ground speed .
将它们与反回射束作对比而获得真实的地面速度。 |
| 2. | Earth - moving machinery - determination of ground speed
土方机械.地面速度的测定 |
| 3. | Earth - moving machinery . determination of ground speed
土方机械.地面行驶速度的测定 |
| 4. | Earth - moving machinery - determination of ground speed
土方机械行驶速度测定 |
| 5. | Earth - moving machinery determination of ground speed
土方机械行驶速度测定 |
| 6. | Method for determination of ground speed of earth - moving machinery
运土机械地面速度的测定方法 |
| 7. | True ground speed meter
真地速测速仪 |
| 8. | True ground speed
对地真航速 |
| 9. | I spun up my inertial to a get ground speed indication to kind of give me a rough guess
我操纵惯性读数系统得到地速显示，多少估计出飞行速度。 |
| 10. | Slowest mammal - the sloth . it has an average ground speed of only 6 - 8 feet per minute
最慢的哺乳动物：树懒。它的平均对地速度是每分钟6 8英尺。 |
