sampling investigation
美英
        - un.抽样调查;抽样观查
 - 网络抽样观察
 
sampling investigationsampling investigation
抽样调查
心理学专业词汇英语翻译(S) ... sampling interval 抽样间隔 sampling investigation 抽样调查 sampling method 抽样法 ... 
                抽样观察
investigation ... risk investigation 风险研究 sampling investigation 抽样观察 secondary investigation 次级调查 ... 
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