污泥土地利用是当今国际上非常重视的污泥处置方式,如何防止重金属的污染一直是污泥农用中最重要的问题。
Soil utilization of sewage sludge is an important international method of treating sewage sludge, and how to prevent the pollution of heavy metal is always the most important problem.
而处置污泥最好的方式就是将污泥作为一种资源进行再利用。
And the best way to dispose of sludge is using it as a resource for reuse.
目前我国市政污泥处置主要有农用和填埋两种方式。
At present of the municipal sludge disposal, there are two main methods, namely, agricultural use and landfill.
污泥土地利用是国内外城市污泥主要的处置方式之一,而污泥中的有机污染物是污泥土地利用的限制性因素之一。
Land application of sewage sludge is one of the main ways of the sludge disposal, whereas the contained organic contaminants are one of the factors limiting the sewage sludge land application.
污水处理厂大量外排污泥势必对受纳环境产生不利影响 ,其程度取决于污泥的无害化或资源化处理和处置方式。
Through the secondary treatment, most organic pollutants in raw wastewater transfer into excess sludge, and the sludge discharge quantity (as BOD) will be much higher than that in the effluent.
污水处理厂大量外排污泥势必对受纳环境产生不利影响 ,其程度取决于污泥的无害化或资源化处理和处置方式。
Through the secondary treatment, most organic pollutants in raw wastewater transfer into excess sludge, and the sludge discharge quantity (as BOD) will be much higher than that in the effluent.
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