Based on the practice of physicochemical biochemical treatment of printing and dyeing effluent,the authors present their views on process flow and selection of equipments and coagulants.

• 通过物化-生化法处理高浓度印染废水的生产实践，提出了此类处理工艺中工艺组合方式、设备选用、凝聚剂选择等一些问题的观点、看法。