rest-mass

英 ['restm'æs] 美 ['restm'æs]

• n. 静止质量

rest-mass的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 rest mass:

1. (physics) the mass of a body as measured when the body is at rest relative to an observer, an inherent property of the body