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能量的节约问题已被公认为世界范围的新课题,也是为人类生存需要永远考虑的重大问题。世界各国政府都在积极制定关于建筑物节能的法规和措施。西德于1976年7月通过了《节约能源的法案》,美国于1978年10月通过了《美国能源法提案》,加拿大制定了新建建筑物的法规,西欧各国也正在积极推行《增强建筑物隔热的法规》,把建筑物的隔热当作节能的关键。日本政府已于1979年6月通过了《关于合理使用能源的法律》,即第49号法律。其主要内容是要求全
The issue of energy conservation has been recognized as a new topic in the world, and it is also a major issue for the survival of humankind. Governments around the world are actively formulating regulations and measures for building energy conservation. West Germany passed the “Energy Conservation Act” in July 1976, the United States passed the “U.S. Energy Law Proposal” in October 1978, and Canada established regulations for new buildings. Western European countries are also actively implementing “Enhanced Buildings.” Insulation regulations, the insulation of buildings as the key to energy saving. The Japanese government passed the “Law on the Proper Use of Energy”, that is, Law No. 49 in June 1979. Its main content is to require all