Motorized air dampers are used to bring in fresh air or, in times of higher temperature, switch over to recirculation.
当温度升高时，通过电动风门提供新鲜空气或转换到空气再循环模式。
The advantages and disadvantages of switch type regenerative combustion system are analyzed and one self-regenerative high temperature air burner which could continuous combust is developed.
分析了切换式蓄热燃烧系统的优点与不足，开发了可连续燃烧的自蓄热高温空气燃烧器。
The advantages and disadvantages of switch type regenerative combustion system are analyzed and one self-regenerative high temperature air burner which could continuous combust is developed.
分析了切换式蓄热燃烧系统的优点与不足，开发了可连续燃烧的自蓄热高温空气燃烧器。
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