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词汇
proportional sample
释义
proportional sample
prəˈpɔ:ʃənəlˈsɑ:mpl
基本
英英
近义反义
比例抽样器
Noun:
the population is divided into strata and a random sample is taken from each stratum
近义词
stratified sample分层取样
representative sample代表性样品
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更新时间:2025/10/31 19:02:51