Photo taken on Aug. 14, 2017 shows the skyscrapers in the central business district in Chongqing of southwest China. An energy station, supporting a cooling and heating system using the water from the surrounding rivers, provides a stable and efficient air conditioning for the skyscrapers in the district. The system is proved noise free, zero heat emission and no pollution after two months' trial operation. (Xinhua/Liu Chan)
System using water from rivers provides efficient air conditioning
Source:Xinhua| 2017-08-15 20:46:54|Editor: Mengjie
KEY WORDS: air conditioning
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