“帝国自由市”的概念、定义、翻译、参考文献-科学参考

单词	帝国自由市
释义	帝国自由市 Encyclopedia 历史学德意志历史释 Free and Imperial Cities帝国自由市神圣罗马帝国时期直属于皇帝（亦即德意志国王）的城市和市镇，根源于皇帝领地。
随便看	aviation education of France aviation education of Russian aviation education of The United States of America aviation education of United Kingdom aviation electric apparatus aviation enterprise codes aviation enterprise culture aviation enterprise standard aviation environmental engineering aviation ergonomics aviation extinguishing system aviation field metrology technique aviation fuel aviation fuel system aviation gasoline aviation geography aviation human factors aviation industry Aviation Industry Archives Aviation Industry Corporation of China Aviation Industry Corporation of China, Ltd. aviation industry standard aviation insurance aviation intelligence aviation kerosene

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。