sampling investigation

短語詞組

短語

• sampling g investigation 抽樣調(diào)查
• double sampling serum investigation 雙份血清調(diào)查
• systematic sampling investigation 整群抽樣調(diào)查
• population sampling investigation 人口抽樣調(diào)查
• random sampling investigation 隨機抽樣調(diào)查
• statistical sampling investigation method 統(tǒng)計抽樣調(diào)查法
• national sampling investigation 全國抽樣調(diào)查
• method of sampling investigation 抽樣調(diào)查法
• sampling investigation of labor force 勞動力抽樣調(diào)查
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