| 1. | The earth is a spacecraft too, our atmosphere acting as a shield against harmful radiation and space debris .
地球跟宇宙飞船完全一样，其周围的大气对有害的辐射和宇宙碎片起到防护作用。 |
| 2. | Calculation of thickness wave drag coefficient for hypervelocity sweepback space debris
超高速后掠飞片的厚度波阻系数计算 |
| 3. | Performance analysis for spacecraft shield structures against meteoroid and space debris
航天器微流星体及空间碎片防护结构性能分析 |
| 4. | The issue of space debris is a big challenge to further expansion of space activities
空间碎片问题是人类进一步开展航天活动所面临的一个重大挑战。 |
| 5. | They are concerned because space debris can puncture the space station walls and jam mechanisms
因为太空垃圾可能会刺破太空站墙壁，堵塞机械装置，他们对此很是担心。 |
| 6. | With the increasing understanding of space debris , we should probe into the legal problem with regard to space debris
随着对空间碎片的了解的加深，相关的法律问题也应加以探讨。 |
| 7. | With the increase of the human aerospace activities , the impacts of space debris in the leo become more and more serious
随着人类航天活动的增加,低地球轨道的空间碎片问题日益突出。 |
| 8. | " the test was shocking more in the symbolic sense than in the actual damage of the space debris , " he said
他说， “这次试验之所以让人震惊，比起太空碎片现实上的危害，更多是象征意义上的。 ” |
| 9. | In the past twenty years the amount of space debris has increased considerably , according to the european space agency , esa
根据欧洲太空局的报告，在过去的二十年里，太空残骸物的数量明显增加。 |
| 10. | Earth is believed to have formed into a terrestrial planet 4 . 56 billion years ago when swirling space debris and gas clumped together
当成漩涡状太空碎片聚集在一起的时候,地球被认为在45 . 6亿年前形成。 |
