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航天学
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航天学
研究航天基本原理和指导航天工程实践的综合性技术科学。又称宇宙航行学或宇航学。
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astronautics
航天学,宇宙航空学,星际航空学
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航天学
随便看
Three Chuanqi Stories of the Anxianglou Edition
Three Chuanqi Stories of the Sturdy Grass Hall
Three Circles
three circles of information architecture
three-circles theorem
three close
Three coining offices of shanglin
three collections and five unified management
three-colorable
three-colorable graph
three-colorable knot
three-colorable map
Three-color block-printed edition
three-color photometry
Three Colors:Blue, White, Red
Three Colors of Xishuangbanna
three-color theorem
three-color tube
three-colour glazed porcelain pillow with northern tune short lyrics of Jin Dynasty (A.D. 1115-1234) preserved in Luoyang City
three-column disconnector
three-column settle centrifuge
three combination
Three Commands
three component geophone
three-component liquid rocket engine
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