|
|||||
|
|
| Man-made Satellites | |
| 作者姓名： | 郝昌明 |
| 作者单位： | 江苏 |
| 摘 要： | Ifyouwatchtheskyaboutanhourafterthesungoesdown,youmayseesome“movingstars”.Buttheyrenotrealstars.Theyreman-madesatellites(卫星).AndthebiggestofallistheInternationalSpaceStation(ISS国际空间站).FromnowuntilJulyisthebestsea-sontowatchtheISSflyingovertheearth.Andpeoplecanseeitwithjusttheireyes.TheISSisthebiggestman-madesatellitebecausescientistswanttoliveonit.Theythinkthatthebestwaytolearnmoreaboutspaceistolivethere.Whenthespacestationisfinished,itwillbelikeacityinspace.Peoplewillstayands… |
| 本文献已被 CNKI 等数据库收录！ | |