“人口回顾性调查”的概念、定义、翻译、参考文献-科学参考

单词	人口回顾性调查
释义	人口回顾性调查 Encyclopedia 理学人口统计学释 a retrospective survey of population人口回顾性调查一种回顾性的，由结果探索病因的研究方法，是在疾病发生之后去追溯假定的病因因素的方法。又称回顾性队列研究。
随便看	functional separability functional separation functional series functional skin-friendlyfiber functional space functional specification functional structure Functional Studies of Chinese Grammar functional supervision functional symbol functional syncytium functional system functional textile design functional theory functional thermal fluid functional titanium alloy functional to be minimized functional traits functional transformation functional transformation of existing building functional transformation technology functional unification grammar functional unification grammar, FUG functional unit functional variant

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。