释义 |
relativistic mass- 英?[?rel?ti?vistik m?s]
- 美?[?r?l?t??v?st?k m?s]
英英释义Noun1. (physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases
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