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。
Heat recovery system with revolving air preheater can keep the heat efficiency above 86%.
介绍了回转带式切割器的工作原理和有关设计参数。
The principle and design parameter were introduced in this paper.
介绍了回转带式切割器的工作原理和有关设计参数。
The principle and design parameter were introduced in this paper.
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