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同位素丰度
释义
同位素丰度
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释
isotopic abundance
同位素丰度
以原子百分数表示的地壳中某种元素各同位素的相对含量。例如,氧的同位素16O、17O、18O的原子百分数即同位素丰度(%)为99.76、0.04和0.20。自然界中氟、钠、铝等21种元素都只有一个同位素,因此19F、23Na、27Al等的同位素丰度为100%。
Physics
原子核物理学、粒子物理学
原子核物理学
isotopic abundance
同位素丰度
>原子核物理学>原子核基本性质>释义
isotopic abundance
同位素丰度
isotopic abundance
同位素丰度
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Astronomy
isotopic abundance
同位素丰度
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