... fresh air preheating 新风预热 combustion air preheating 燃焼空気予热 mine air preheating 预热矿井空气 ...
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In addition, a separate residual heat recovery device is installed for preheating combustion air and gas.
采用分离型余热回收装置预热助燃空气和煤气等。
The gas burning and air preheating procedure in flues operates on a cyclic basis in which some flues are burning gas and others are giving up their heat to incoming combustion air.
烟道中煤气的燃烧和空气的预热是循环进行的，当某些烟道正燃烧煤气时，另一些烟道则在加热导入的供燃烧用的空气。
The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New no. 2 and no. 3 BFs in Angang.
鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
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