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2009年2月25~27日,“第九届中国国际供热、通风及空调产品博览会”在北京中国国际展览中心(老国展)隆重举行。本次展会以“降低建筑能耗,推进节
February 25-27, 2009, ”The 9th China International Heating, Ventilation and Air-Conditioning Products Expo“ was held at Beijing China International Exhibition Center (Lao Guo Zhan). The exhibition to ”reduce building energy consumption, promote the festival