1、了解活性污泥法曝气池的构造和主要工艺参数； 2、加深对活性污泥法动力学基本概念的理解，学习测定氧的总传递系数KLα、评价曝气设备的能力和动力效率。 a观察微生物生长情况，曝气前后（进污水后，污水中有机物转移到活性污泥上）； b测定BOD5 进水160 ...

The annual meeting of The World Economic Forum attracts corporate executives, academics, philanthropists and media to the Swiss Alps town of Davos for dialogue, debate and deal-making. The ...