理论分析证明，流体力学中无粘亥姆霍兹涡量方程可以实现图像修复。
Based on theoretical analysis, inviscid Helmholtz vorticity equation is used to in paint image.
利用非定常流函数涡量方程数值模拟圆柱突然起动尾流涡旋的形成及周期性脱落过程。
The unsteady equations of stream and vorticity functions were used for numerical simulation on the process of the vortex formation and periodic shedding from an impulsively started circular cylinder.
在考虑瞬态过程中动量扩散速度基础上，用拉普拉斯变换法对无限长平板突然起动瞬态动量定解方程进行了求解，并按涡量定义求出涡量分布函数。
Based on the limited momentum propagation velocity, this paper presents the solution of the transient momentum equation by Laplace transform. The distribution functions of velocity and eddy are given.
导出了二维浅水流动的涡动方程与速度环量的随体导数表达式，以此为基础，分析了二维浅水流动中旋涡的动力学性质；
The vorticity equation was first established and the characteristics of vortex motion in two-dimensional shallow-water flows was analyzed, and then discrete vortex method (DVM) was briefly described.
由于取消了“扰动胀量为零”的假设，需要耦合求解扰动质量方程、扰动涡量输运方程和扰动能量输运方程。
Since the disturbance expansion has been taken into account, one has to solve the mass, vorticity transport and energy transport equations for disturbance motion in a coupled way.
本文通过运动学分析，得到了涡量与二次流之间的关系方程，介绍了弯曲流道内二次流结构的可视化新方法。
The equation between secondary flow and vorticity is established through kinematic analysis. One new method of digital visualization for secondary flow in curved passage is presented.
从涡量输运方程出发，分析得出拉伸项的存在降低了轴对称热羽流的混合强度。
The stretching term in the vorticity transport equation is found to be the main mechanism to reduce the degree of mixing in axisymmetric plume.
从涡量输运方程出发，分析得出拉伸项的存在降低了轴对称热羽流的混合强度。
The stretching term in the vorticity transport equation is found to be the main mechanism to reduce the degree of mixing in axisymmetric plume.
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