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【单选题】
乳酸菌数检验时,若所有稀释度的平板均不在30~300之间,其中一部分小于30CFU或大于300CFU时,则应A.
以最接近30CFU或300CFU的平均菌落数乘以稀释倍数计算
B.
以最接近30CFU平均菌落数乘以稀释倍数计算
C.
以最接近300CFU平均菌落数乘以稀释倍数计算
D.
无效检测
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举一反三
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