测定碳排放因子的意义与作用碳排放因子（Carbon Emission Factor）是指消耗单位质量物质伴随的温室气体的生成量，是表征某种物质温室气体排放特征的重要参数[2]。
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[摘要]确定能源碳排放因子是核算建筑物碳排放量的关键。
Abstract: Determining the energy carbon emissions factors is the key to accounting of building carbon emissions.
最后，提出了建筑物碳排放核算过程中能源碳排放因子的选择方法，同时分析比较各种方法的优缺点。
Finally, selection methods of energy carbon emission factors for accounting building carbon are proposed and the advantages and disadvantages of these selection methods are compared.
在介绍能源碳排放因子概念和测定过程的基础上，对国内外研究机构给出的碳排放因子进行分类、整理及数据分析。
The concept and the determination process for energy carbon emission factors are introduced. Then the carbon emission factors from domestic and foreign research institutions are sorted and analyzed.
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