“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	grounding resistance grounding system grounding system of hydropower station ground laboratory for flight tests ground laboratory of powerplant for flight test Ground Layer Adaptive Optics ground-layer adaptive optics ground level ground level event ground level event of solar cosmic ray ground line ground literal ground maintenance support for flight test ground meristem ground mobile mapping ground model ground motion ground nadir point ground navigation phase ground object reflectance spectrum curve ground object spectrum ground object spectrum characterization ground oil storage tanks ground operation and control system ground operator of unmanned aerial vehicle

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。