... astrometricposition 天体或宇宙飞行器在天球上位置经过光行差改正 astrometry 天文测量学 astronautical 宇宙航行的 ...
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非宇宙航行的 nonaerospace
宇宙航行的先驱 forerunners of space travel
·2,447,543篇论文数据，部分数据来源于NoteExpress
俄国人是宇宙航行的先驱。
The Russians were the pioneers of space travel.
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They were pioneers in the field of microsurgery.
为了对这微型仪器进行敏感的测试，理工大学的研究员将会亲历宇宙航行的极端条件。
The Louisiana Tech researchers will subject themselves to extreme conditions in order to conduct sensitive testing of the miniature device.
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