水凝胶中扩散理论模型主要有自由体积模型、流体力学模型、位阻效应模型三大类；
The theoretical models consist of three categories: free volume, hydrodynamic, and obstruction effect models.
自由体积模型是玻璃化转变中应用最广泛的一个，液体玻璃态转变是分子自由体积微观变化的宏观表现；
Free volume model is one of the most widely used models in amorphous transformation , Hquid amorphous transformation is the macroscopic exhibition of molecular free volume microscopic changes.
在自由体积扩散理论的基础上，提出了渗透蒸发过程中二元水溶液在聚合物膜中扩散的修正自由体积模型。
A modified free - volume diffusion model for binary aqueous mixtures in pervaporation was developed on the basis of free -volume diffusion theory.
提出了一个在聚合物玻璃体中自由体积随温度而变化的模型。
A model describing the free volume change with temperature in polymer glass is proposed.
应用湍流数学模型和流体体积法模拟孤立波翻越防波堤的流动和自由表面变化。
The free surface flow of a solitary wave overtopping an erect breakwater was simulated using turbulent model and the VOF method.
在以体积中心为原点的机体坐标系中，建立了完整的六自由度非线性模型。
A six degree of freedom (DOF) nonlinear dynamic model of the airship was presented based on the body axes coordinate system with the origin at the center of the volume.
在以体积中心为原点的机体坐标系中，建立了完整的六自由度非线性模型。
A six degree of freedom (DOF) nonlinear dynamic model of the airship was presented based on the body axes coordinate system with the origin at the center of the volume.
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