A set of test device and test method was established to determine the carbonate content and the ratio of base number contributed by carbonates to the total base number of the detergent.是什么意思_A set of test device and test method was established to determine the carbonate content and the ratio of base number contributed by carbonates to the total base number of the detergent.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句