The coupling of cyclonic vorticity column and ascending motion as well as deep moist tongue is one of the important dynamical mechanisms for the formation of the snowstorm.
气旋性涡柱和上升运动及深厚湿舌的耦合是暴雪形成的一种重要动力机制。
The vorticity of the storm is increasing.
风暴的涡度正在加深。
Potential vorticity diagnostics of a mei-yu front case.
梅雨锋个例潜涡度诊断。
Plateau vortices are the typical system of positive vorticity.
高原涡是高原正涡度中心的一种典型系统。
The strongest cyclonic circulation and vorticity are at about 700 mb.
气旋性环流和气旋性涡度在对流层中层的700毫巴附近最强。
The vorticity compressor parts were manufactured by the V-EPC process.
用真空实型铸造法对涡旋压缩机动盘毛坯件进行了试生产。
The method is applicable for measuring vorticity of a strong rotational flow.
该方法适用于具有强旋转流动涡量的测量。
Secondary flow velocity can be obtained with respect to cross suction normal vorticity.
以截面法向涡量为基础，可求解得到与涡量对应的二次流速度场。
When near ground arises negative potential vorticity disturbance, precipitation also weaken.
当近地面出现负的位涡扰动时，降水随之也减弱。
Rainstorm phase is the inverse of humidity potential vorticity, especially in severe rainstorm.
暴雨与湿位涡呈反位相相关，且在暴雨较强时相关性更好。
The intensity of rainfall corresponds to the variability and the stretching height of vorticity.
降水的强弱与涡度变率的大小及伸展高度相对应。
The results indicate that periodic stator wakes can reduce the radial vorticity of hub passage vortex.
结果表明，静子尾迹的非定常作用一定程度减小了转子轮毂二次流的径向涡量；
Wet potential vorticity had a great contribution to the stronger baroclinicity of the southwest vortex.
湿位涡对西南涡的斜压性加大有重要的贡献。
Modified the vorticity equation obtained in the first half of the class to include the earth's rotation.
考虑到地球的旋转，对前半节获得的涡度方程作出修正。
The maximum rainfall is just below the positive vorticity center and at the west of the negative vorticity center.
特大暴雨出现在中低层辐合、高层辐散的正涡度中心下方和负涡度中心西侧；
Finally, the application prospects of the complete form vorticity equation in weather and climate studies are discussed.
最后，指出了全型涡度方程的天气和气候应用前景。
A simple LB model is present to numerically solve the quasi-geostrophic barotropic equivalent vorticity equation at first.
首先，本文建立了一个求解准地转相当正压涡度方程的LB模型。
The stream function-vorticity method has been used to simulate two-dimensional transient state of incompressible viscous flow.
采用流函数-涡量法对粘性不可压缩流体的二维瞬态流动进行模拟计算。
The drag coefficient, the stream function and vorticity, the perturbed stream function are calculated under various conditions.
本文计算了各种条件下绕圆柱的阻力系数、流函数涡量分布以及扰动流函数等。
The distribution of vorticity, velocity and temperature of the melt puddle were obtained by the viscous hydrodynamic equations.
本文由粘性流体动力学方程组导出溶潭内涡旋、速度及温度的分布。
The intensity of vorticity variability was closely related with the conditional symmetric instability in the middle-low troposphere.
而涡度变率强度与中低空的条件对称不稳定密切相关。
The presence of a partition panel has a significant effect on the velocity and vorticity field behind it. The test results indicate …
小分隔屏的存在对其后的速度场及涡量场有明显的影响。
The causations of heavy rain in this area are convergence in the low level and intensity of cyclonic vorticity and strong upward motion.
低层辐合和气旋性涡度的加强所产生的强上升运动造成较大的降水过程。
Positive vorticity accumulated by horizontal advection was balanced with negative vorticity made by divergence term in vorticity balance.
涡度平衡中主要是水平平流累积的正涡度与散度项制造的负涡度相平衡。
It is pointed out that the rainstorm center is under the wind shear, above which convergence center and the maximum positive vorticity exist.
指出暴雨中心位于风速切变的下方，同时上空也伴随辐合中心，以及正涡度极大值。
Within this area is a double minimum in pressure with one center collocated with the vorticity maximum and the other about 3 km farther north.
在这一区域内有一对最小气压中心，一个与最大涡度中心相重合，另一个则在更向北3公里左右处。
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。
Based on an invariant of semi-potential vorticity, the scale criterion of geostrophic adaptation in tropical baroclinic atmosphere is discussed.
文中利用一个半位势涡度时间不变式对热带斜压大气地转适应过程中的尺度准则进行了研究。
Nonline advection which is connected with jet of subtropical frontal zone occupies a main place in heat and moisture budgets and vorticity balance.
与副热带锋区上急流相关的平流非线性作用在水热收支与涡度平衡中占优势。
Results show that the existing of a negative non-thermal wind vorticity center near the TC center is favorable to its offshore rapid intensification.
结果表明： 热带气旋中心附近存在非热成风涡度负值中心，有利于近海热带气旋突然增强；
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