This paper presents the progress of many recently correlative research works on heat pump water heater (HPWH) and on solar-assisted heat pump water heaters.
本文对近年来热泵热水系统研究的主要进展进行了综述。
This paper presents the progress of many recently correlative research works on heat pump water heater (HPWH) and on solar-assisted heat pump water heaters.
本文对近年来热泵热水系统研究的主要进展进行了综述。
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