And water pretreatment applying low-pressure membrane technologies ( NF, MF, and UF) for municipal water supply at Michigan Lake in America and Oise River in France, where the water resource were polluted by biology breakout caused by overfull nutrition.
河流、湖泊等市政供水水源,因富营养化,生物暴发,而采用低压膜(NF,MF和UF)的水处理技术。
I always believe overfull meetings are signs of bueaucratism of an organization.
我一直认为文山会海是人浮于事的公司作风表现之一。
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