综述了富营养化的供水原水中，藻类控制与去除方法的国内外研究进展。
Then, the methods of algae control in eutrophic lake and the processes of algae removal in the raw water are described.
原水、供水、节水、排水、污水处理及水资源回收利用等业务形成了一个相对封闭的水务产业链。
Water industry includes the activities of water resource, supply, saving, drainage, sewage disposal and recycle , which construct a relative close industry chain.
另一路的备用水来自原水系统(或称为厂用水)，当需要时可以不间断地向辅助给水系统供水。
An unlimited backup water supply, essential raw cooling water system (or called service water system) is supplied to the auxiliary feedwater system.
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