In the case of microbiological assays, the USP prefers the use of averages because of the innate variability of the biological test system.是什么意思_In the case of microbiological assays, the USP prefers the use of averages because of the innate variability of the biological test system.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句