“Niu Yunzhen”的概念、定义、翻译、参考文献-科学参考

单词	Niu Yunzhen
释义	Niu Yunzhen Encyclopedia 文学【散文家、骈文家】释 Niu Yunzhen牛运震（1706～1758）中国清代文学家。字阶平，号真谷，晚号空山先生。
随便看	period and date periodate oxidation periodate titration period basis period boundary condition period change period-color relation period conjecture period-density relation period determination period discontinuity period domain period doubling period doubling bifurcation period-doubling bifurcation period-eccentricity period expense of books period gap period group period health examination periodic periodic acid periodic acid-Schiff reaction periodic acid-Schiff reaction (PAS reaction) periodical

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。