分析了影响管式加热炉热效率的因素，主要包括过剩空气系数、不完全燃烧、排烟温度等。
Influencing factors on heat efficiency of tubular heaters are analyzed, which mainly include excess air factor, imperfect combustion and exhaust temperature.
分析了影响管式加热炉热效率的因素，主要包括过剩空气系数、不完全燃烧、排烟温度等。
Influencing factors on heat efficiency of tubular heaters are analyzed, which mainly include excess air factor, imperfect combustion and exhaust temperature.
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