“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	optimization problem complexity optimization problem solving algorithms optimization processing optimization theory optimize optimized control of groundwater level optimized cultivation models optimized effective potential optimized effective potential method optimized effective potential, OEP optimized scheduling optimizing optimizing compiler optimizing development area optimizing transformation optimum optimum allocation optimum allocation of regional resources optimum allocation of resources optimum allocation problem optimum branching optimum code optimum coding optimum cure optimum cure point

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