“(铀-钍)/氦年代测定”的概念、定义、翻译、参考文献-科学参考

单词	(铀-钍)/氦年代测定
释义	(铀-钍)/氦年代测定 Encyclopedia 工学〔地学中核技术〕释 (uranium-thorium)/helium dating(铀-钍)/氦年代测定矿物颗粒中铀、钍放射性衰变产生氦，通过测量矿物样品中放射性衰变产物氦-4（4He）、母体同位素铀-238（238U）和钍-232（232Th）的含量，从而获得矿物样品年龄的方法。
随便看	isomorphic homology theory isomorphic ideal series isomorphic image isomorphic incidence system isomorphic invariant isomorphic Lie algebras isomorphic manifold isomorphic mapping isomorphic measurable spaces isomorphic measure space isomorphic model isomorphic morphism isomorphic normal series isomorphic normed space isomorphic object isomorphic operator isomorphic ordered set isomorphic posets isomorphic quadratic form isomorphic quadratic space isomorphic refinement isomorphic relation isomorphic representation isomorphic resolution isomorphic responsibility

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。