A printing and dyeing works was conducting a pilot scale experiment to decrease risk before reconstructing wastewater treatment system with hydrolysis plus anoxic and aerobic process.

• 摘要某印染厂废水处理系统拟使用厌氧酸化+兼氧+好氧工艺对其生化处理部分进行改造，为减少改造风险进行小试研究。