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(一)建筑节能的意义国民经济增长的速度与人民生活水平的提高,很大程度上取决于能源供应和有效的利用。根据有关部门的初步预测,2000年可能达
(I) Significance of building energy conservation The speed of growth of the national economy and the improvement of people’s living standards largely depend on energy supply and effective use. According to the preliminary prediction of relevant departments, the