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随着新世纪的即将来临,珍惜土地资源,保护环境,降低能源消耗已刻不容缓,势在必行。我国是一个人均资源占有量紧缺的国家。随着我国城市住宅建设的发展,据统计1978年城市新建住宅3700多万m~2,1980年为8230万m~2,1984年约1亿m~2。1991～1998年,城市住宅建设稳步增长至2.67亿m~2。由于住宅建造量大,住宅建筑的能耗也随之增大。因此,在住宅建设中,必须考虑节能
With the approaching of the new century, it is imperative to cherish the land resources, protect the environment and reduce energy consumption without delay. Our country is a country with a shortage of resources per capita. With the development of urban housing construction in China, it is estimated that in 1978, more than 37 million new residential buildings were built in cities, 82.3 million m 2 in 1980 and about 100 million m 2 in 1984. In 1998 and 1998, urban residential construction was steady Increased to 267 million m ~ 2. Due to the large amount of residential construction, the energy consumption of residential buildings also increases. Therefore, in residential construction, energy conservation must be considered