请输入您要查询的英文单词:

 

单词 relative molecular mass
释义

Collins Concise English Dictionary © HarperCollins Publishers::
relative molecular mass n
  1. the sum of all the relative atomic masses of the atoms in a molecule; the ratio of the average mass per molecule of a specified isotopic composition of a substance to one-twelfth the mass of an atom of carbon-12
    Symbol: Mr

    Abbreviation: r.m.m.

    Former name: molecular weight
随便看

 

英语词典包含188688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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/7/23 16:21:08