“同位素丰度比”的概念、定义、翻译、参考文献-科学参考

单词	同位素丰度比
释义	同位素丰度比 Encyclopedia 理学火花放电光源释 isotope abundance ratio同位素丰度比某两种同位素的丰度值之比称为同位素丰度比。简称同位素比。具有相同质子数，不同中子数的同一元素的不同核素互为同位素。
随便看	projective point ranges projective principal normal projective product projective property projective quadric projective relation projective representation projective resolution projective scale projective scaling method projective scheme projective second-order curve projective set projective space projective space over a scheme projective special linear group projective special orthogonal group projective special unitary group projective spectrum projective spectrum of a ring projective stationary set projective straight line projective structure projective subcone projective subspace

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