“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	commercial vehicle electronic clearance commercial vehicles networking joint control commercial web offset press commercial writing Commerson's anchovy commingler comminuter comminution comminution granulation commission commission authors to write on given topics commissioned postgraduate commissioned sutra hand-copier commissioned with extraordinary powers commissioned work Commissioner-Councilor Commissioner for Community Relations Commissioner of Customs commissioner of customs, system of Commission for Agricultural Meteorology，WMO，CAgM Commission for Buddhist and Tibetan Affairs Commission for Hydrology of Chinese Hydraulic Engineering Society Commission for the Conservation of Antarctic Marine Living Resources Commission for the Conservation of Southern Bluefin Tuna Commission for the Preservation of Cultural Relics of the Old Capital

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。