“事后分层”的概念、定义、翻译、参考文献-科学参考

单词	事后分层
释义	事后分层 Encyclopedia 理学数据收集模式释 post-stratification事后分层先从总体中抽取一个样本量为的样本，然后对样本中的单元按某些特征进行分层的分层方法。
随便看	person centered therapy person-environment fit theory person identification personified exchange person in charge of an administrative organ person-in-situation person-job fit personlized instruction Personnel personnel archives of Tang Dynasty personnel assignment problem personnel control personnel dispute personnel evacuation personnel files personnel locating and tracking in underground mine personnel management personnel management system in Buddhist temples personnel prevention personnel psychology personnel selection Personnel selection risk Personnel shift plan personnel status identification personnel training system of police high education

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。