| 1. | What will then be the velocity of a plane relative to the earth ?
飞机相对于地面的速度又如何？ |
| 2. | Air at higher levels may remain warmer than that near the ground .
高层的空气可能比接近地面的空气较为暖和。 |
| 3. | The widest application is found in areal or general geologic mapping .
最广泛的应用见于地面的或普通的地质填图。 |
| 4. | Locations on the earth's surface are specified in terms of the earth's axis of rotation .
地面的定位是沿着地球的自转轴而定的。 |
| 5. | The rapid downward motion of the fuselage is stopped by the impact through the landing gear .
起落架与地面的撞击阻止了机身迅速地向下运动。 |
| 6. | A raised wire frame should be placed under it with a drain provided in the floor .
在它的下面应当有一个高出地面的铁丝网，地板里设有排水沟。 |
| 7. | These observations were used to calculate the maximum ground temperatures at the time of the explosion .
曾经利用这些观察结果计算在爆炸时地面的最高温度。 |
| 8. | She was in heaven, and the only link attaching her to earth was the weekly service at leanham .
她住在天堂里，她同地面的唯一连系就是去利恩哈姆参加每周一次的礼拜仪式。 |
| 9. | The wind near the ground carries most sand with it and so wears the lower parts of big masses of rock most .
靠近地面的风带走砂土最多，因此大块岩石下部磨蚀得最为厉害。 |
| 10. | Thus when we speak of "the velocity of an automobile," we usually mean its velocity relative to the earth .
因此，当我们谈到“某汽车的速度”时，通常是相对于地面的速度。 |
