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![Velocity - Wikipedia, the free encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_29.jpeg)
Velocity - Wikipedia, the free encyclopedia
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日期:2024-08-24
Velocity is the rate of change of the position of an object, equivalent to a specification of its speed and direction of motion, e.g. 60 km/h to the north. Velocity is an ......看更多