“中国封建社会的城镇体系”的概念、定义、翻译、参考文献-科学参考

单词	中国封建社会的城镇体系
释义	中国封建社会的城镇体系 Encyclopedia 理学中国城镇体系释 China’s urban system during feudal society中国封建社会的城镇体系根据其发展过程可以划分为秦汉时期、魏晋南北朝隋唐时期、五代宋元时期和明清（鸦片战争前）时期四个时期。
随便看	risk assessment of compounds without threshold level risk assessment of compounds with threshold level risk assessment of cross-species infection risk assessment of enhancement and releasing in fishery risk assessment of environmental health risk assessment of geological hazards risk assessment of potential losses caused by invasive species risk assessment of social stability for urban rail transit risk assessment of soil pollution risk assessment of space radiation Risk Assessment Procedures risk assessment services risk assets risk attitude risk averse risk aversion risk avoidance of resource development risk based inspection risk based inspection for mechanical system risk based supervision/managenment risk behavior risk capital risk characterization risk classification risk communication

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。