Simple Operation. No complicated controls; no sludgerecycle; performance does not depend on operator skill.
操作简单。没有复杂的控制设施；没有污泥回流；操作员的技术对运行没有决定性影响。
2
An activated sludge system consists of an equalization basin, a settling tank, an aeration basin, a clarifier, and a sludgerecycle line.
一个活性污泥系统包括一个均衡盆地，一个沉淀池，曝气盆地的，一个澄清和污泥回收线。
3
Swedish advanced technologies for waste water treatment, sludge treatment and biogas vehicles, systematic systems for waste water treatment and recycle of useful materials/energy.