“兽医流行病学病例对照研究”的概念、定义、翻译、参考文献-科学参考

单词	兽医流行病学病例对照研究
释义	兽医流行病学病例对照研究 Encyclopedia 农学兽医流行病学病例对照研究释 veterinary epidemiology case-control study兽医流行病学病例对照研究选定患某疾病（病例组）和未患病（对照组）的两组动物群体，分别调查其过去暴露于某个（或某些）危险因子的情况及程度，并进行比较分析，判断这个（这些）危险因子与该病有无关联及关联程度大小的观察性研究方法。又称回顾性研究。
随便看	fruit tree cultivation system fruit tree culture fruit tree intermediate stock fruit tree introduction fruit tree planting density fruit tree planting technique fruit tree ploidy breeding fruit tree propagation fruit tree propagation by seeds fruit tree removing rootstock buds fruit tree rootstock fruit tree tissue culture seedling fruit tree training andpruning fruit tree wild relatives Fruit Vegetable Fresh Keeping Handbook fruit vinegar fruit wine Frumkin correction FRUMP natural language understanding system FRUMP自然语言理解系统 frustrated configuration frustrated Lewis pair frustrated plaquette frustrated total reflection frustrating configuration

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。