| 释义 |
relative molecular mass = molecular weight 以上来源于:《21世纪大英汉词典》 relative molecular mass符号为Mr缩写为r.m.m或r.m.m.n.【物】相对分子质量详细释义源自:《新世纪英汉大词典》Collins外研社 n.相对分子质量【物理学】英英释义n.(chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule |