Objective to study the velocity, strain and strain rate of the carotid arterial wall motion using velocity vector imaging (VVI) in cerebral infarction patients.
目的应用速度向量成像(VVI)技术初步探讨脑梗死患者颈总动脉管壁短轴方向运动速度、应变及应变率的特点。
A linear integration of strain rate vector is developed.
该文开发了一种应变速率矢量的线性化积分方法。
The solution of the Earth elastic dynamical equations can be also referred to some relations of complex vector spherical harmonic functions to the elastic strain tensor in spherical coordinates.
同时还研究了在球坐标系下弹性应变张量与复数矢量球函数的一些关系，为地球弹性动力学方程的解算提供参考。
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