“retrospective study”的概念、定义、翻译、参考文献-科学参考

单词	retrospective study
释义	retrospective study Encyclopedia 理学临床试验的自适应性设计释 retrospective study观察性研究在自然状态下对研究对象的特征进行观察、记录，并对结果进行描述和对比分析的研究。 Mathematics retrospective study回溯研究
随便看	i-motif DNA i-motif折叠DNA Imouraren Uranium deposit IMP impact Impact and Explosion Effects Rock and Soil impact area impact area of rock mass movement impact assessment for fishery environment impact avalanche and transit time diode impact basin impact biomechanics impact broadening impact center impact/collision biomechanics impact compaction vibrator impact crater impact crusher impact device for overwinding impact dynamics impacted impacted cerumen impact energy theory impact excitation impact factor

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。