“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	British National Book Centre British National Corpus（BNC） British national Examination System of Occupational Safety and Health Level British National Film and Television School British National Media Museum British National Portrait Gallery British North America Act，1867 British Nuclear Energy Conference British Nuclear Energy Society British Nuclear Laboratories British Office of Communications British Office of Rail Regulation British Open British Open (snooker) British Parliament British Periodicals up to the Early 19th Century British Photography British planning act British Polo Professional League British Public Record Office British Royal Philharmonic Orchestra British Rural Cinema Pilot Scheme British Sky Broadcasting British Sky Broadcasting,BSkyB British Social Democratic Federation

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。