গতিবেগ

গতিবেগ

A vector quantity whose magnitude is a body's speed and whose direction is the body's direction of motion.

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行业/领域：航空航天
类别太空飞行
Company: NASA
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航空航天; 太空飞行

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Prodip Kumar Dutta

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行业/领域：航空航天类别太空飞行

মহাকাশযান

A reusable spacecraft with wings developed by the U.S. National Aeronautics and Space Administration (NASA) for human spaceflight missions. The first ...