In the ATA experiment, the COD concentration of experimental wastewater was about 5000mg/L. when the dilution was 40.0%, the experimental wastewater had a maximum COD removal efficiency of 97.9%.是什么意思_In the ATA experiment, the COD concentration of experimental wastewater was about 5000mg/L. when the dilution was 40.0%, the experimental wastewater had a maximum COD removal efficiency of 97.9%.在线翻译_英语_读音_用法_例句