the mass number of a nucleus minus its atomic number, taken as being the number of neutrons it contains.
| 单词 | θ79170 |
| 释义 | the world > matter > physics > atomic physics > particle physics > particle participating in strong interaction > baryon > [noun] > neutron > number of (1) neutron number1947 the mass number of a nucleus minus its atomic number, taken as being the number of neutrons it contains. |
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