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space flight
释义
space flight
Encyclopedia
工学
﹝基本概念﹞
释
space flight
航天
狭义上是指人类在太空的航行活动,广义上是指人类探索、开发和利用太空以及地球以外天体的活动。又称空间飞行或宇宙航行。
Physics
交叉学科
天体物理学
space flight
太空飞行
Astronomy
space flight
航天; 太空飞行
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