概括介绍了循环经济理论； 分析了我国矿山污水的主要来源、特性及传统处理方法；

The paper describes the recycle economy theory in broad outline and analyzes the main source, properties and conventional treatment methods of mine sewage.

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利用水泥工业回转窑处理城市污泥是可行的，具有传统处理方法无法相比的优点和前景。

It is feasible to treat city sludge in cement rotary kilns, which have excellent advantages and prospects compared with traditional governing method.

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综述了活性碳纤维(acf)处理印染废水的国内外研究现状，并与传统处理方法作了比较。

The paper reviewed research on treatment of printing and dyeing wastewater by activated carbon fibre (ACF) and compared it with conventional methods.

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