Application of ion exchange softening method, can make steam boiler feed water hardness meet eligibility criteria.

应用离子交换软化法，可使蒸汽锅炉给水的硬度达到合格标准。

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Furnace web of water supply mainly refers to before entering the steam boiler, in order to remove the hardness of the softening treatment and alkali reduction, in addition to salt water.

炉外水处理主要指给水在进入蒸汽锅炉之前，为了除去其中的硬度而进行的软化处理以及降碱、除盐等水质处理。

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

锅炉用水硬度是保障锅炉安全运行的一项重要指标。

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