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

单词	snowball sampling
释义	snowball sampling Encyclopedia 理学【基本概念】释 snowball sampling滚雪球式抽样利用若干原始样本提供的信息来获取更多样本，并且以相同方式不断增加样本，直到样本数量达到研究要求的抽样方法。又称链式抽样、推荐抽样。
随便看	water maser water mass water-measuring device water-measuring weir water mechanical characteristics watermelon watermelon anthracnose watermelon bacterial angular spot watermelon mosaic disease watermelon stomach watermelon theorem water meniscus water metabolism water meters water migration water milfoil family water mist fire extinguishing system water mite water model water models watermoss genus watermosss water mould water neutron shield water nutrition

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