“奥陶纪末大灭绝”的概念、定义、翻译、参考文献-科学参考

单词	奥陶纪末大灭绝
释义	奥陶纪末大灭绝 Encyclopedia 理学古生物学释 end-Ordovician mass extinction奥陶纪末大灭绝距今约4.44亿年，地球海洋生命系统发生过的一次大规模的多样性快速下降事件。
随便看	density-independent natural selection density inversion of gravity anomaly density inversion of gravity gradient density jump density logging density logging device density matrix density matrix renormalization group density matrix renormalization group theory density maxima density measurement density measurement using interferometry density measurement with schlieren method density measurement with shadow method density meter density method density metrology density metrology technology density modulation density of a distribution density of a double layer density of a graph density of a probability distribution density of a rooted tree density of a sequence

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。