着重就锅炉用水预处理的物理方法进行了综述。

Some physical process of boiler water pretreatment have been summed up.

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锅炉用水硬度是保障锅炉安全运行的一项重要指标。

Hardness of the water used in boiler is an important index to ensure security running in boiler.

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处理后，中水可用于冲洗厕所、汽车、道路绿化、浇灌绿地及补充锅炉用水。

After treatment, reclaimed water can be used for flushing toilets, car, road greening, green space and water supplement water for boiler.

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