适用于空气换热设备，如中央空调、空气冷却器等。也可用于清洗动力装置、油罐等。

Applicable for air heat exchange system, such as central air conditioning system and air-cooler, etc.

youdao

适用于空气换热设备，如中央空调、空气冷却器等。也可用于清洗动力装置、油罐等。

Applicable for air heat exchange system, such as central air conditioning system and air-cooler, etc.

youdao