Applied as aflocculant for sewage treatment, its performance is better than polyacrylamide.The effluent could accord with the standard.是什么意思_Applied as aflocculant for sewage treatment, its performance is better than polyacrylamide.The effluent could accord with the standard.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句