本文讨论了存在不回答样本单位时，有限总体均值的缺损样本估计。
This paper deals with the incomplete sample estimation of finite population mean in existing of nonrespondent sampling units.
本文讨论了存在不回答样本单位时，有限总体均值的缺损样本估计。
This paper deals with the incomplete sample estimation of finite population mean in existing of nonrespondent sampling units.
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