Based on molecular diffusion model of water vapor a theoretical model of frost growth is established and an experimental set with a liquid nitrogen cooled tube is built up.
以蒸汽分子扩散模型为基础,建立了预测霜层生长过程的数学模型,并建立了以液氮为冷媒的管内强制流动结霜实验台。
By using the molecular dynamics theory and diffusion limited aggregation model of film growth, the fractal phenomenon of the nodule nucleation was well explained.
用分子动力学和薄膜生长的扩散限制聚集模型,薄膜中结瘤微缺陷成核时的分形现象得到了很好的解释。
The experimental data fit well with that from three-compartment model analysis, it suggests that the fluorescence probe labelling process is mainly controlled by molecular diffusion.
实验结果和用三房空模型分析所得的理论值符合较好,提示荧光探剂的标记过程主要受分子扩散所控制。
In this paper, we study coupled diffusion processes with smooth coefficients, which model the system of the molecular motor.
本文研究光滑系数的耦合扩散过程,这是一个刻画分子马达系统的数学模型。
This Model Vacuum pump can be used along, or as the backing pump of the other kinds of pumps, such as booster pump, diffusion pump, molecular pump etc.
它可以单独使用,管道泵也可作为增压泵、扩散泵、分子泵的前级泵使用。
On the basis of molecular diffusion Fick's law and principles of energy and mass conservation, a simplified model of frost growth on a surface is presented.
根据斐克分子扩散定理及能量、质量守恒原理,提出一种表面霜增长的简化模型。
The results indicate that the diffusion process of oxygen and nitrogen in carbon molecular sieve is activated, such an process may be represented by the dual diffusion resistance model.
结果表明,氧和氮在炭分子筛中的扩散是活化扩散,该过程可用双孔模型进行描述。
The results indicate that the diffusion process of oxygen and nitrogen in carbon molecular sieve is activated, such an process may be represented by the dual diffusion resistance model.
结果表明,氧和氮在炭分子筛中的扩散是活化扩散,该过程可用双孔模型进行描述。
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