“南华期”的概念、定义、翻译、参考文献-科学参考

单词	南华期
释义	南华期 Encyclopedia 理学南华期释 Nanhua Period南华期以南华纪命名，相当于元古宙晚期（距今8亿～6.8亿年）的地质时期。
随便看	higher-order effect higher-order equation higher-order factor analysis higher-order field higher-order group higher order harmonic higher-order infinitesimal higher-order infinity higher-order isotropy group higher-order iteration higher order logic higher-order logic higher-order logical calculus higher-order mode higher-order model higher-order model theory higher-order moment higher-order partial derivative higher-order phase transition higher-order predicate calculus higher-order predicate logic higher-order ramification higher-order spectrum higher-order system higher order term

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。