“accidental sampling”的概念、定义、翻译、参考文献-科学参考

单词	accidental sampling
释义	accidental sampling Encyclopedia 法学数据分析释 accidental sampling偶遇抽样研究者根据实际情况，为方便开展工作，选择偶然遇到的人作为调查对象，或者仅选择离得最近、最容易找到的人作为调查对象，又称便利抽样。
随便看	equation soluble by radicals equation solving equation with constant coefficients equation with integral coefficients equation with one unknown equation without affect equation with several unknowns equation勒让德连带微分方程 equation玻尔兹曼积分微分方程 equator equator correction equator determination equatorial equatorial acceleration equatorial armillary sphere equatorial band equatorial bond equatorial buffer zone equatorial bulge equatorial circumference equatorial colure equatorial coordinate equatorial co-ordinates equatorial coordinate system equatorial counter current

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