请输入您要查询的英文单词:
单词
atomic mass unit
释义
atomic mass unit
n.
a unit of mass used to express atomic and molecular weights that is equal to one-twelfth of the mass of an atom of carbon-12 (abbr.
缩略
:
amu
)
原子质量单位
(
为碳
12
原子质量的
1/12)
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更新时间:2026/6/29 16:36:05