The central heating boiler is in the basement .

中央供暖系统的锅炉设在地下室。

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General to add water to go through three stages of heating boiler, i. e.

一般给锅炉加水要经过三个加热阶段，即：给水被加热成饱和水；

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Avoid night non-work time heating, compared with common water boiler can energy saving 30% ~ 50%.

定时控制开关，避免夜间非工作时间加热，与普通开水器相比可节能30%～50%。 。

youdao

Avoid night non-work time heating, compared with common water boiler can energy saving 30% ~ 50%.

避免夜间非工作时间加热，与普通开水器相比可节能30% ~ 50%。

youdao

Avoid night non-work time heating, compared with common water boiler can energy saving 30% ~ 50%.

避免夜间非工作时间加热，与普通开水器相比可节能30% ~ 50%。

youdao