When components of wastewater, climate or inflow changes, using matrix chart can easily and quickly adjust wastewater disposal technics to meet safety, stable requirements of sewage-treatment plant.
通过污水处理工艺控制矩阵图，在污水成分、气候、进水流量变化时，可以方便、快捷的调整污水处理控制工艺，满足污水处理厂安全、稳定运行的要求。
Together with sewage disposal by A2/O technology, the paper shows experience of energy saving and emission reduction in Guilin Fourth Sewage Plant.
本文结合A2/O污水处理工艺运行的情况，就桂林市第四污水处理厂节能减排的效果谈谈个人体会，以供同行参考。
Through the examples of sludge utilization in a sewage treatment plant, the disposal and utilization of sludge in urban sewage treatment is discussed.
通过介绍某污水处理厂污泥的利用实例，探讨在城市污水处理中污泥的处置和利用方法。
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