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本文介绍了在结霜工况下强制循环空气冷却器总传热系数计算公式，并对影响其 总传热系数的因素进行了分析．还讨论了在低温试验室检测时的几个问题。
This paper introduces the calculation formula of the total heat transfer coefficient of forced circulation air cooler under frost condition, and analyzes the factors that affect its total heat transfer coefficient. Also discussed in the low-temperature laboratory testing several issues.