“欧麦尔二世税制改革”的概念、定义、翻译、参考文献-科学参考

单词	欧麦尔二世税制改革
释义	欧麦尔二世税制改革 Encyclopedia 历史学〔综述〕释 Umar II's reform of taxation system欧麦尔二世税制改革阿拉伯帝国倭马亚王朝后期哈里发欧麦尔二世（全名欧麦尔·阿卜杜勒·阿齐兹，717～720年在位）为缓和社会矛盾而实行的税收改革。
随便看	physical chemistry of material physical chemistry of metallurgical process physical chemistry of polymer physical collection physical component physical condition physical constant physical contamination physical control physical control of rodent infestation physical control of weeds physical crosslink physical crosslinking physical crosslinks physical cue physical culture physical culture hygiene and management of school physical dance physical decontamination physical defense physical deodorant method of sediment physical dermatoses physical device physical digestion physical dimension

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。