Phase change heat pump water heater is a new style equipment for hot water supply.
相变式储能热泵热水器是一种新型节能热水供应设备。
Low water water level warning electric heater stop, heat, water pump mend water automatically;
低水水位报警电加热器停止加热，水泵自动补水；
Low water water level warning electric heater stop, heat, water pump mend water automatically;
低水水位报警电加热器停止加热，水泵自动补水；
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