The results shows that polyphosphate ferric sulfate is suitable to decontamination for sulfate, COD turbidness etc. in the wastewater.是什么意思_The results shows that polyphosphate ferric sulfate is suitable to decontamination for sulfate, COD turbidness etc. in the wastewater.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句