“铀系年代测定”的概念、定义、翻译、参考文献-科学参考

单词	铀系年代测定
释义	铀系年代测定 Encyclopedia 工学〔地学中核技术〕释 uranium series dating铀系年代测定应用自然界放射性核素（铀钍系、不平衡铀系）衰变规律来确定各种地质对象年龄的一种同位素地质年代学方法，即通过测定样品中铀系衰变子体与母体的比值计算样品年龄，诸如采用传统α能谱与热电离质谱铀系技术(TIMS)进行U-Hh测年。
随便看	operator identity operator index operator inequality operator-irreducible representation operator-isomorphic operator isomorphism operator isomorphy operator loop operator mean operator method operator module operator monotone operator norm operator object operator of best approximation operator of finite rank operator of finite trace operator of Fourier type operator of fractional power operator of left translation operator of mass operator of multiplication operator of nonprincipal type operator of nuclear class operator of potential type

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