“a retrospective survey of population”的概念、定义、翻译、参考文献-科学参考

单词	a retrospective survey of population
释义	a retrospective survey of population 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	hybrid photonic integrated technology hybrid photovoltaic system hybrid polymerization hybrid polymer of organic/inorganic Hybrid Poplar Varieties hybrid population hybrid power hybrid-powered multiple unit train hybrid power LHD hybrid power load-hual-dump hybrid process for base oil production hybrid processing hybrid propellant rocket engine hybrid quantity hybrid reactor hybrid resonance frequency Hybrid Rice hybrid rice hybrid ring hybrid riser hybrid sand control hybrid screening hybrids derived from female Megalobrama amblycephala× male Xenocypris davidi hybrid securities payment hybrid seed orchard

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