例句 /

Compared with a common central AC System, the water source &Heat pump AC System needs neither cooling room, boiler room, AC machine room nor big-size ventilation duct and the water pipe system without temperature keeping will also reduce the material cost

Compared with a common central AC System, the water source &Heat pump AC System needs neither cooling room, boiler room, AC machine room nor big-size ventilation duct and the water pipe system without temperature keeping will also reduce the material cost

与一般的中央空调系统相比,水源热泵空调系统无需考虑制冷房,锅炉房,空调机房,也不需设大的通风管道:无保温的水管系统减少了材料费。