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词汇
stratified sample
释义
stratified sample
ˈstrætifaidˈsɑ:mpl
短语¹⁸⁰⁰⁹⁸⁺
¹
基本
英英
近义反义
分层取样
Noun:
the population is divided into strata and a random sample is taken from each stratum
近义词
proportional sample比例抽样器
representative sample代表性样品
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更新时间:2026/11/1 16:14:24