以下为句子列表：
英文: 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
中文: 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。
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