采用无因次分析法得到了预测系统稳定的经验关系式，并得到了判断系统稳定性的界限图。
By means of dimensionless analysis an experimental correlation for predicting stability of system is obtained and stability threshold diagrams have been found.
采用因次分析的方法推导出错流旋转填料床气相压降的无因次关联式。
The correlative formulas for pressure drop of cross-flow rotating packed bed was deduced with the method of dimensional analysis.
分析了影响伞板式降膜蒸发器传热的主要因素，得到了伞板降膜蒸发侧无因次传热系数的实验关联式；
The influence factors of the heat transfer performance and the formula of the heat transfer coefficient on the evaporation side in the umbrella-plate have been obtained.
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