单词 | 原子序数 |
释义 | 原子序数 yuánzǐ xùshùatomic number原子序数yuánzǐxùshùatomic number原子序数【化】atomic number原子序数[yuán zǐ xù shù] 元素周期表中,元素按原子的核电荷数从小到大顺序排列的号码 atomic number; number of positive charges in the nucleus of an atom of a given element, arranged from lesser to greater in the periodic table of elements原子序数phr.atomic number【化】原子序数(指元素在周期表中按次序排列的号数)原子序数1. [Physics] [Chemistry] the atomic number原子序数atomic number |
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