【Daily Question】Utilities - Water Supply and Drainage - 20200512

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This post was last edited by hesonchang214 on 2020-5-15 22:10. A certain reclaimed water plant uses high-quality mixed wastewater as its source of reclaimed water; please indicate which of the following four sets of reclaimed water treatment processes is reasonable (). A. Reused water source – Grating chamber – Regulation tank – Pretreatment tank – Disinfection tank – Reused water B. Reused water source – Grating chamber – Regulation tank – Physicochemical and biochemical advanced treatment tanks – Reused water C. Reused water source – Grating chamber – Regulation tank – Biological treatment – Sedimentation – Filtration – Disinfection – Reused water D. Reused water source – Regulation tank – Physicochemical and biochemical advanced treatment tanks – Disinfection tank – Reused water Answer: C Option A lacks the advanced treatment stage, option B lacks the disinfection stage, and option D lacks the grating stage