“positive variation”的概念、定义、翻译、参考文献-科学参考

单词	positive variation
释义	positive variation Mathematics ＞分析学＞分析学基础·实分析＞释义 positive variation正变差 positive variation正变差^†
随便看	Iceland spar iceland spar Ice lolly ice machine ice maker ice measuring instrument Ice milk ice model ice-mushroom ice nucleation active bacteria ice point ice protection new concept ice-rafted debris ice regime forecasting ice regime in river ice-rich asteroid ice-rich mantle ice rule ice rules ICES ices ICESat ice-scour lake ice sheet change Ice Sheet Formation

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。