“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	safe driving safe economic incentives safe evacuation safe feed safe gate safeguard safeguarding safeguarding of the palace safe injection safelight safelight filter safe liquid seal safe low power critical experiment reactor Safe Navigation at Sea for Non-propelled Ships Issued by the People's Republic of China safe neighborhood safener safe net system safe operating area safe operating limit safe operation in tank safe operation of ships safe period of even heading safe production of fossil-fired power plant safe production regulations of thermal power plant safe refuge

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。