During the course of th e project that municipal sewage is reused for recycling cooling water in domesti c power plant running,occasionally the effluence of clarifier appears to be aci dic in summer.

• 国内的某个以城市污水为循环冷却水补充水源的工程项目,夏季在运行过程中偶尔会出现澄清池出水呈现酸性的现象。