“cluster sampling”的概念、定义、翻译、参考文献-科学参考

单词	cluster sampling
释义	cluster sampling 分群抽样法整群抽样成串采样成群抽样密集样本分组取样集中采样
随便看	cool giant cool house Coolidge cascade X-ray tube Coolidge tube coolie cooling cool(ing) cooling absorber cooling action cooling after cooling after postweld heat treatment cooling agency cooling agent cooling air jacket cooling apparatus cooling attachment cooling bank cooling battery cooling bay cooling bed cooling bench cooling blade cooling blast cooling box cooling by contact

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