徐州地区既有住宅建筑普遍存在能耗大的问题。
The Research on Energy-Conservation Transformation of the Extant Residence Buildings in Chongqing;
充分重视普通住宅建设，加快既有建筑改造。
Great attention shall be given to construction of normal residential buildings and retrofit of existing buildings shall be expedited.
充分重视普通住宅建设，加快既有建筑改造。
Great attention shall be given to construction of normal residential buildings and retrofit of existing buildings shall be expedited.
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