Ljungstrom air preheater is important equipment to recover waste heat and improve heat exchange efficiency for thermal power plant, steel industry and chemical industry.
容克式空气预热器是热力发电厂、钢铁和化工行业回收余热，提高换热效率的重要设备。
The problem of heat recovery of waste gas with medium or high temperature was analyzed, and an innovative absorption gas-water heat exchange technology to recover the waste heat deeply was proposed.
针对目前中高温气体余热利用方式存在的问题，提出一种余热深度利用新技术：吸收式气-水换热技术。
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