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一种广泛适用于北方寒冷地区家庭用户和新增住宅供暖需求、在超低温气温下制热效果优越、十分节能省电的新型中央空调，于2005年11月7日在珠海宣告研制成功。当天，在由国家建设部、发改委等部委有关部门和中国制冷学会、中国制冷工业学会等权威机构专家联合组织的科技成果评估
A new type of central air conditioner widely used in home users in the cold northern part of the country and newly-added residential heating needs, with excellent heating effect at ultra-low temperature and very energy-saving and power-saving was announced on November 7, 2005 in Zhuhai. The same day, the Ministry of Construction, Development and Reform Commission and other ministries and departments and the China Institute of Refrigeration, China Institute of Refrigeration and other authoritative experts jointly organized scientific and technological achievements assessment