On the base of both consideration of heat transfer performance and resistance, the optimization and research are carried out on single spiral duct double pipe condenser.
本文在综合考虑传热性能和摩擦阻力等因素的基础上，对单螺旋槽套管式冷凝器的结构进行了优化和研究。
Our company specialized in the production of axial fans, centrifugal fans, duct fans, condenser fans, air-conditioning fans, etc.
我司专业生产新型外转子电机、外转子轴流风机、离心风机、管道风机、冷凝器风机、冷风机等系列产品。
Based on actual project, duct system of evaporative condenser is designed and some advice is put forward to structure improvement.
同时结合工程实例对蒸发式冷凝器的管路进行了设计，并对其结构提出了改进意见。
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