To evaluate the contribution of coal combustion to PAHs to airborne particulate using CMB receptor model,a study of PAHs source profile for coal combustion is necessary.

• 为了利用化学质量平衡 (CMB)受体模型解析煤烟尘对环境空气中多环芳烃的贡献率 ,建立煤烟尘多环芳烃成分谱是非常必要的。