英语词汇“mass number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	mass number
释义	mass number in British English noun the total number of neutrons and protons in the nucleus of a particular atom Symbol: A. Also called: nucleon number mass number in American English Physics and Chemistry the number of neutrons and protons in the nucleus of an atom: the approximate mass of a given nucleus is obtained by multiplying the mass number by the fundamental unit of mass, 1.6605 × 10-24 grams (1⁄12 the mass of C12 atom)
随便看	to get a bad press get a good press to get a grip on to get a handle on a problem to get ahead of sb to get ahold of to get ahold of oneself to get a kick out of sth to get along well with sb to get a look at sth/sb to get a lot of fun out of sth to get a lot of mileage out of sth to get a move on to get angry to get annoyed (about sth) to get a or (us) the jump on sb/sth to get a pass (in sth) to get a raw deal to get around to sth/to doing sth to get a suntan to get a tan to get away with doing sth to get away with murder to get back at sb (for sth) to get back on one's feet to get back or return to normal

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mass number in British English