在国家将节能作为国民经济可持续发展支柱之一的大背景下,由于建筑节能规范、建筑节能技术措施等的要求,新建建筑一般均能体现其节能性,有的还获得了绿色建筑或LEED认证的美冠。然而,全国仍有以“亿平方米”计的大型公共建筑,因受制于建造当时资金投入、设计技术水平和运行管理水平等原因,至今仍为能耗大户。因此,将既有 In the context of national energy conservation as one of the pillars of sustainable development of the national economy, due to the requirements of building energy efficiency norms, building energy efficiency and other technical requirements, the new buildings can generally reflect its energy-saving, and some also received green building or LEED Certified beauty crown. However, there are still large-scale public buildings in the country with “100 million square meters”. Due to being subject to the capital investment, design technical level and operation and management level at that time, they are still the major energy consumers. So will be both