“samarium-neodymium dating”的概念、定义、翻译、参考文献-科学参考

单词	samarium-neodymium dating
释义	samarium-neodymium dating Encyclopedia 理学核分析技术释 samarium-neodymium dating钐-钕年代测定根据样品中147Sm经α衰变形成稳定的143Nd的放射性衰变规律，以非放射成因的稳定同位素144Nd作为参考核素，测量封闭体系中147Sm/144Nd和143Nd/144Nd的含量比值，来计算样品年龄的一种放射性同位素年代测定方法。
随便看	sequential algorithm sequential analysis sequential application sequential backward search sequential Bayesian solution sequential bloodstain sequential buildup-based drug design sequential buildup method sequential circuit sequential coding sequential compactness sequential composition of algorithms sequential computer sequential computing sequential consistency model sequential control sequential control systems sequential convergence sequential copolymer sequential covering sequential decision sequential decision function sequential decision problem sequential decision process sequential decision rule

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