“目标式抽样”的概念、定义、翻译、参考文献-科学参考

单词	目标式抽样
释义	目标式抽样 Encyclopedia 理学【基本概念】释 purposive of judgmental sampling目标式抽样研究人员在初步了解调查对象某些信息的基础上，依靠自己的判断，选择能够为研究问题提供最大信息量的研究对象的一种非概率抽样。又称目的抽样、立意抽样、专家抽样。
随便看	Xinhua Xian Xin Huguang xinhui Xin Hunan Xinian annals Xinihe horse Xining College of Operas Xining-dialect Daojiangshui ballad Xining Guojiaji Jingji Jishu Kaifaqu Xining Shi Xining Xianxiao storytelling Xiniujiao Zhen Xinjiagn Ganjia Hu Haloxylon Forest National Nature Reserve Xin Jiang Xinjiang Xinjiang Altay Shan Two-River （Eerqisi He and Ulungur He）Source Natural Reserve Xinjiang Altun Mountain National Nature Reserve Xinjiang Art Museum Xinjiang Arts University Xinjiang Arts University Department of Drama&Film Xinjiang Art Theatre Opera Troupe Xinjiang Baerluke Shan National Nature Reserve Xinjiang Baizikelik grottoes phase II protection project Xinjiang Bayinbuluk National Nature Reserve Xinjiang brown cattle

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。