They are widely used for the accessory elements of refrigerator sets, central air-conditioning, hot pump sets, compressor sets, washing machine, boiler and other machinery.
作为配套产品，广泛应用于制冷机组、中央空调、热泵机组、压缩机组、洗涤设备、水处理设备等诸多设备中。
The utility model relates to a boiler with a smoke circulating unit, particularly the improvement of the structure of a boiler accessory.
具有烟气循环装置的锅炉是涉及锅炉附件结构的改进。
Memory and timing automatic safety gas valve is of valve and household boiler accessory.
记忆定时自动安全燃气阀，属阀和家用炉零件类。
Memory and timing automatic safety gas valve is of valve and household boiler accessory.
记忆定时自动安全燃气阀，属阀和家用炉零件类。
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