污水处理厂一般流程用英语表述

污水处理厂一般流程The general procedures for the waste water treatments。污水经过格栅进入初沉池,再进入生物反应池,在进入二沉池,The waste water is allowed to go through the filtering grids to the preliminary sedimentation pool,and then to the biological reaction pool,and again into the secondary sedimentation pool。