1开展建筑节能的意义随着我国经济的发展,能源与环境问题已成为影响发展的重大问题。我国对能源需求不断增大,如石油的消耗量就已经成为仅次于美国的第二大消耗国。能源的大量消耗,也造成了日益严重的环境问题。如大量的燃煤使用,二氧化碳、氮氧化物、硫化物、烟尘等的排放随之 1 to carry out the significance of building energy efficiency With the development of our economy, energy and environmental issues have become a major issue affecting development. China's growing demand for energy, such as oil consumption, has become the second largest consumer after the United States. The massive consumption of energy has also caused the increasingly serious environmental problems. If a large amount of coal is used, emissions of carbon dioxide, nitrogen oxides, sulfides, fumes and the like will follow