In that craft H2SO4 is chosen as PH regulator, Al2(SO4)3 is chosen as flocculator, flocculate up medicine is CONH2(CH2-CH)n.是什么意思_In that craft H2SO4 is chosen as PH regulator, Al2(SO4)3 is chosen as flocculator, flocculate up medicine is CONH2(CH2-CH)n.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句