Heat recovery system with revolving air preheater can keep the heat efficiency above 86%.

采用回转式空气预热器的热回收系统，可以使加热炉热效率保持在86%以上。

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Heat recovery system with revolving air preheater can keep the heat efficiency above 86%.

采用回转式空气预热器的热回收系统，可以使加热炉热效率保持在86%以上。

youdao