A new algorithm is proposed for calculating the maximum flow length ratio of plastic product.
提出了计算塑料制件最大流长比(流动长度与厚度的比值)的算法。
Three kinds of length ratio of evaporator to condenser of heat pipe heat exchangers are proposed: the flow length ratio, the saving length ratio, and the allowable safety length ratio.
本文提出了热管换热器加热段和冷却段的三种长度比：流通长度比、经济长度比和许用安全长度比。
Quantitative relations of the pump flow rate versus the ratio of diffuser length to width, the ratio of diffuser thickness to width, fluid viscosity and backpressure were also given.
还给出微泵流量与扩散管长宽比、厚宽比、液体粘度和进出口反压差的定量关系。
When the flow kept with turbulent state, the relationship between reattachment length and step ratio is obtained, which agrees well with the experimental visualization results.
在湍流情况下，研究了突扩比对再附长度的影响，与实验结果吻合的比较好。
Using the theory of compensation effect between compress ratio and the length of straight section, the pressure of flow channel were mainly study according its influence on melt line.
利用压缩比与平直段的长度存在补偿效应的结论，从压力分布及压力降的比较中考察其对熔接痕形成的影响。
Simplified analysis on a single fiber fin in the duct flow demonstrates that the heat transfer can be enhanced with the increasing length-to-diameter ratio and thermal conductivity ratio.
对单根纤毛肋进行的简化理论分析表明纤毛长径比和肋材与流体的导热系数比越大其强化换热作用越好。
The relationship between equilibrium of passenger flow and some factors, such as the length of routes, average travelling distance and load ratio, are considered in the selection of operation indices.
在运营指标的选取中，主要考虑了线路长度、平均运距和满载率等因素与客流均衡性的关系。
The relationship between equilibrium of passenger flow and some factors, such as the length of routes, average travelling distance and load ratio, are considered in the selection of operation indices.
在运营指标的选取中，主要考虑了线路长度、平均运距和满载率等因素与客流均衡性的关系。
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