稳态扩散即在一个系统中各类物体得扩散速率不随时间变化，扩散速率为单位时间通过垂直于传质方向上的物质的量。
本文从稳态扩散方程推导出产生浓差极化的扩散层厚度与实验数据相符。
The thickness of the diffusion layer reckoned by computation of steady-state diffusion equation has been found in agreement with the results obtained through laboratory experiment.
稳态蠕变速率主要由锌的点阵扩散和位错的攀移所控制，品界滑移对蠕变也有贡献。
The compressive creep rate in the alloy was mainly controlled by the lattice diffusion of zinc and dislocation limb, and the grain boundary sliding contributed for it in some degree.
该模型不仅考虑了非稳态下膜相扩散阻力，而且还考虑了外相边界层的扩散阻力及膜破裂。
This model takes into account both the diffusion resistance of the membrane phase in non-steady state and the diffusion resistance of the external phase boundary film and the membrane leakage.
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