“热河阶”的概念、定义、翻译、参考文献-科学参考

单词	热河阶
释义	热河阶 Encyclopedia 理学热河阶释 Jeholian Stage热河阶中国陆相下白垩统中部的年代地层单位。
随便看	extremal measure extremal metric extremal monomorphism extremal of a function extremal of a functional extremal orbit extremal order statistic extremal point extremal point theorem extremal polynomial extremal principle extremal problem extremal problem of thermodynamics extremal process extremal property extremal quadrature formula extremal quasi-conformal mapping extremal quotient extremal ray extremal set extremal set theory extremal slit mapping extremal solution extremal subset extremal surface

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。