“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	ellipsoid of gyration ellipsoid of inertia ellipsoid of revolution ellipsoid packing ellipsometer ellipsometric analysis ellipsometry ellipsometry in polymer film elliptic elliptic aberration elliptic adjoint orbit elliptical elliptical anagalactic nebula elliptical-clad fiber elliptical co-ordinates elliptical cylindrical cavity elliptical extragalactic nebula elliptical galaxy elliptically contoured distribution elliptically contoured distribution family elliptically curved oval elliptically polarized light elliptically polarized radiation elliptically polarized wave elliptical motion

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