“purposive of judgmental sampling”的概念、定义、翻译、参考文献-科学参考

单词	purposive of judgmental sampling
释义	purposive of judgmental sampling 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	solid gas type load switch solid gel solid geometry solid geoscience data assimilation solid geoscience data mining solid guide solid harmonic solid harmonic funcfion solid helium phase diagram solidification solidification and stabilization of fly ash solidification curve solidification defect solidification heat solidification interval solidification of metal and alloy solidification of metals solidification of radioactive waste solidification of solid waste solidification of waste mud solidification point solidification range solidification segregation solidification/stabilization agent for contaminated soil solidification temperature

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。