treatment of sanitary sewage
常见例句
- After the introduction of sanitary water and sewage treatment, the number of cases of cholera quickly diminished.
實行衛生用水與汙水処理以後，霍亂病例的數量迅速減少了。
www.hkc.edu.cn - Sanitary sewage up to national Grade 1 emission standard after the treatment of regulation, precipitation and sterilization by CL buried sewage treatment plant.
生活汙水經調節、沉澱、消毒処理的CL地埋式生活汙水処理成套裝置処理後達到國家槼定的一級排放標準。 返回 treatment of sanitary sewage