- 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. It is equivalent to 1.66 × 10–27 kg
Abbreviation: amu
| 单词 | atomic mass unit |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 atom′ic mass′ u′nit, [Physics.]
Collins Concise English Dictionary © HarperCollins Publishers:: atomic mass unit n
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