transport coefficient

The diffusion coefficient was determined by the free-volume theory of transport developed by Fujita.

扩散系数通过Fujita自由体积理论确定。

Under the condition with stirring, dissolving quantity of pure Nb in Ti-Al alloy is related with melting time and temperature. Diffusion layer thickness and mass transport coefficient were calculated by Machlin model, and the relationship of dissolving quantity and time is obtained.

对于有电磁搅拌的过程，纯Nb在Ti-Al合金的溶解量与时间和温度有关，通过马奇林模型对扩散层厚度和扩散传质系数进行了计算，判断了溶解量与时间的关系。

The effective diffusion coefficient and rate constant of intra particle transport were calculated.

求出了颗粒内有效扩散系数和颗粒内扩散速率常数.

The magnitude and diurnal variation of the turbulent drag coefficient CD and bulk transport coefficient of heat ( or moisture) flux, CH ( or CE).

利用气象铁塔的风、温梯度资料，对陆面上近地层湍流拖曳系数CD和总体输送系数CH（或CE）的大小和日变化规律进行研究。

According to analysis of the ideal brakeage distribution and the practical brakeage distribution of front and rear brakes of farm transport vehicle, and the synchronous adhesion coefficient, the author indicates the unsafe reasons of farm transport vehicle when it brakes.

通过对我国目前拥有量较大的农用运输车车型的前、后制动器理想制动力分配和实际分配以及同步附着系数的分析，指出目前农用运输车制动时产生不安全的原因。

The internal relation between viscosity and thermal conductivity coefficient has been revealed based on Fourier thermal conductivity law and Newton viscosity law. The transport characteristic of viscous is pointed out according to exchanging-coupling theory and its application to industrial control is discussed.

本文从Fourier热传导定律和Newton阻滞定律出发，阐明粘滞系数与热传导系数的内在联系，并用交换耦合理论指明粘滞系数的输运特性及其在工程上的应用。