The synthetic wastewater was treated under these conditions, the degradation rates of COD, TOC and BOD were 87.25, 84.37 and 82.26%, respectively.是什么意思_The synthetic wastewater was treated under these conditions, the degradation rates of COD, TOC and BOD were 87.25, 84.37 and 82.26%, respectively.在线翻译_英语_读音_用法_例句