求翻译：本课题在研究我国华北地区现有城市的供暖系统能耗以及现有的房屋节能改造现状的基础上，重点对一些现有的节能措施和技术进行可行性分析和应用前景的展望。是什么意思？

The subject of study in North China in the city's existing heating system energy consumption and energy-saving renovation of existing housing on the basis of the status quo, focusing on some of the existing energy-saving measures and technical feasibility analysis and application outlook.

The topics studied in existing urban areas of north China's energy consumption of heating systems as well as existing housing section on the basis of the status quo can be modified to focus on some of the existing energy saving measures and technical feasibility analysis and prospects of application

This topic in studies our country North China area existing city the heating system energy consumption as well as in the existing house energy conservation transformation present situation foundation, key carries on the feasibility analysis and the application prospect forecast to some existing ener

Study on this subject in our existing city in North China's heating system energy consumption and energy saving renovation of existing housing situation on the basis of which will focus on a number of existing energy-saving measures and technology vision for feasibility analysis and application.

This subject is in studying the heating system energy consumption of the existing city of North China of our country and existing foundation of the reducing energy consumption current situation of house, carry on the prospects of feasible analysis and application prospect to some existing energy-con