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So it is considered that we should adopt the method of day-to-day sampling to heighten the representation of the testing moths to lot fraction defective. 在家蠶母蛾微粒子病抽樣檢查時(shí)，應(yīng)採(cǎi)取逐日分層抽樣方法，以提高送檢樣本對(duì)全批毒率的代表性。