单词 | angular momentum |
释义 | > as lemmasangular momentum angular momentum n. a quantity relating to rotational motion that is regarded as analogous to momentum, equal to the product of the moment of inertia of a body and its angular velocity or speed. ΚΠ 1817 Q. Jrnl. Sci. & Arts Apr. 17 The whole angular momentum of the body = w sum of (P.Pr2). 1949 W. E. Siri Isotopic Tracers i. 12 In any nuclear reaction, spin and angular momentum must be conserved as well as mass and energy. 2010 D. A. Rothery Planets: Very Short Introd. i. 18 Conservation of angular momentum causes any slight initial rotation of the cloud to speed up during contraction. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。