Read Edit View history Discussion 原子质量 yuánzǐzhìliàng atomic mass Origin Definitions Defs Strokes Stroke Words Sentences Sents 原子质量 原子質量 yuánzǐzhìliàng atomic mass the mass of an atom of a chemical element expressed in atomic mass units
原子质量 原子質量 yuánzǐzhìliàng atomic mass the mass of an atom of a chemical element expressed in atomic mass units