“氩-氩年代测定”的概念、定义、翻译、参考文献-科学参考

单词	氩-氩年代测定
释义	氩-氩年代测定 Encyclopedia 理学核分析技术释 argon-argon dating氩-氩年代测定利用中子活化法使样品中的39K经过39K(n,p)39Ar反应转化为39Ar，然后用质谱计测定其40Ar/39Ar的比值，代替通常在钾-氩法中的40Ar/40K比值，计算岩石或矿物的地质年龄。
随便看	structured program structured programming structured programming language structured protection structured query language structured query language call level interface structured query language call level interface, SQL/CLI structured questionnaires structured set structured singular value structured space structured stream transport structured stream transport, SST structured support vector machine structured-surface furniture structured systems analysis and design method structured walk-through structure effect structure equation structure factor structure flight test structure for impact energy absorption structure form structure formation structure formation problem

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