“同位素封闭体系”的概念、定义、翻译、参考文献-科学参考

单词	同位素封闭体系
释义	同位素封闭体系 Encyclopedia 工学〔地学中核技术〕释 closed isotope system同位素封闭体系在系统形成之后的地质作用中，对所研究的元素和同位素而言，没有物质的带入和迁出的体系。
随便看	culture acculturation Culture and Anarchy Culture and Art Research Institute of Guizhou Province Culture and Art Research Institute of Henan Province Culture and Art Research Institute of the Guangxi Zhuang Autonomous Region Culture and Education culture and education Culture and Man's Life culture and nature culture and personality culture and social information visualization Culture and Society: 1780-1950 Culture Bookstore culture chamber Culture Committee of the Communist Party of China culture competency practice culture counting method (including dilution plate method and most probable number method) culture count method culture cycle culture differentiation culture dish culture ecological analysis culture ecology culture/education/amusement buildings culture element

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。