The heating source could be divided into steam, electricity and steam - electricity ones.

加热热源有蒸汽 、 电、电蒸汽两用 型 三种方式.

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In thermal natural ventilation, buoyancy plumes derived from heating source make the thermal stratification indoors.

热压自然通风中, 热源产生的浮力羽流使得室内存在热分层现象.

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Geothermic greenhouse is one kind of greenhouse using the terrestrial heat as its heating source.

地热温室是采用地热为热源供热的一种温室,通过调查研究设计了一套地热温室的采暖系统.

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