In the treatment of dyestuff waste water with acid-activated calcium base alta-mud,its COD removing rate could reach to 62% and its decoloring rate could reach to 83%.是什么意思_In the treatment of dyestuff waste water with acid-activated calcium base alta-mud,its COD removing rate could reach to 62% and its decoloring rate could reach to 83%.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句