This paper sets up a simplified physical model for viscoelastic pipe, on which a investigation on energy dissipation mechanism of it is presented and some new conclusions are given.
建立了挠性胶管阻尼耗能的简化模型。以此为基础分析了挠性胶管的阻尼耗能的一般规律，并得出了一些新的结论。
Using a simplified model of light interference, we discussed the physical essence of the spatial coherence demand on a photon correlation spectrum measurement system in dynamic light scattering.
利用光干涉的简化模型讨论了动态光散射中光子相关谱测量系统的空间相干性要求的物理本质。
On the basis of the simplified grain shape, the physical model and mathematical model for the simplified dendrite shape were established.
基于简化的晶粒形状，建立了模拟晶粒生长形貌的二维数学物理模型。
On the basis of the simplified grain shape, the physical model and mathematical model for the simplified dendrite shape were established.
基于简化的晶粒形状，建立了模拟晶粒生长形貌的二维数学物理模型。
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