Oxic zone and anaerobic zone were not set up separately in interchannel clarifier oxidation ditch system, gathering all the functions of the aeration, sediment and circumfluence in it.

• 此一体化氧化沟不分设好氧区和厌氧区，集曝气、沉淀、回流功能为一体，符合当前污水处理工艺合建、简化发展的总趋势。