“Umar II's reform of taxation system”的概念、定义、翻译、参考文献-科学参考

单词	Umar II's reform of taxation system
释义	Umar II's reform of taxation system 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	academic year and credit system academic year system academie academy Academy Awards academy building Academy of Art University Academy of China Changfeng Electro-mechanical Technology Academy of Chinese Opera Academy of Chinese Opera and Music Academy of Dramatic Art, University of Zagreb Academy of Fine arts of Florence Academy of Mathematics and Systems Science, Chinese Academy of Sciences Academy of Military Medical Sciences (AMMS) of the PLA Academy of Military Science Academy of Music,Hong Kong Baptist University Academy of Sciences of Cuba Academy of stage audiovisual and Film Studies，Saint Joseph University Academy of Yingtian Prefecture Acadia National Park Acadians académie acai A. C. Aitken A. C. Aitken (1895—1967) Acajutla

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