“Quota Sampling”的概念、定义、翻译、参考文献-科学参考

单词	Quota Sampling
释义	Quota Sampling Encyclopedia 理学【核心概念】释 Quota Sampling配额抽样调查人员将调查总体按一定标志分类或分层，确定各类（层）单位的样本数额，在配额内任意抽选样本单元的抽样方法。又称定额抽样。
随便看	ethnography of schooling ethnolinguistic nationalism Ethnological Notebooks ethnology ethnomathematics ethnomethodology ethnomusicology Ethno-National Studies Ethno-National Work in Contemporary China Ethnophilosophy ethno-science ethnosociology ethofenprox ethogram ethological theory of aggression ethology Ethology Museum，South-Central University for Nationalities ethophysiology ethoprophos ethos ethoxyline ethoxyquin ethyl ethyl-3-oxobutanonate ethyl acetate

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。