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| 11. | Once the satellite goes into its orbit round the earth, the panels are unfolded in order to catch the |
| 一旦卫星进入它绕地球运行的轨道，太阳能板就被打开用来吸收阳光。 |
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| 12. | The sassian plan to put a satellite into orbit round mars |
| 俄国人计画把一颗人造卫星送入环绕火星的轨道 |
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| 13. | How many satellite have be put Into orbit round the earth |
| 有多少颗人造卫星已送入绕地球轨道 |
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| 14. | Chaotic attitude motion and its control of a magnetic rigid spacecraft in an arbitrary circular orbit |
| 研究在地球万有引力场和磁场中具有结构内阻尼的磁性刚体航天器在圆轨道上平面天平动的混沌行为及其控制。 |
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| 15. | How many satellite have been put into orbit round the earth |
| 有多少颗人造卫星已送入绕地球轨道 |
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| 16. | Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round |
| 反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行， |
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| -- 来源 -- 新概念英语第三册 - From the earth: Greetings |
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| 17. | The Russian plan to put a satellite into orbit round Mars |
| 俄国人计划把一颗人造卫星送入环绕火星的轨道 |
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| 18. | A satellite is an object, either natural or man-made, which travels in an orbit round another object |
| 卫星是一种天然的或人造的物体，在太空中按一定轨道围绕着另一物体运行。 |
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| 19. | The spacecraft is in orbit (ie moving in orbit) round the moon. |
| 该航天器在绕月球轨道上飞行. |
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| 20. | Finally, when in orbit round the earth, the calculators calculate exactly when to fire the retro-rocket |
| 最后，在围绕地球的轨道运行的时候，计算机会精确地计算出应该在什么时候发射制动火箭以重返大气层。 |
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