This paper presents experimental investigations on the heat transfer parameters for fixed beds.
本文试验测定了固定床的传热数据。
A finite element (fe) method for the prediction of the equivalent heat transfer parameters of the composite material with random multi-scale grains was presented.
针对预测多种尺度颗粒随机分布复合材料等效热传导参数的难点，提出了一种多尺度有限元方法。
Due to lack of data, the urban sewage was usually seen as water temporarily to calculate the resistance and heat transfer parameters, and then the result was corrected according to experience.
由于缺少数据，通常只好暂时把它看作是清水来计算阻力与换热，再根据经验进行一些修正。
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