It is a new type of heating equipment, from the electromagnetic heat pump heating technology.

它是一种新型的采暖设备，来自于电磁热泵采暖技术。

youdao

It is a new type of heating equipment, from the electromagnetic heat pump heating technology.

它是一种新型的采暖设备，来自于电磁热泵采暖技术。

youdao