上新世早期的大气环流被减弱，因此垂直风切变减小，助长了热带气旋的发展。
Tthe early Pliocene had a weakened atmospheric circulation, and therefore, reduced vertical wind shear, which is favorable for tropical cyclone growth.
文中指出垂直风切变及其变化与温度平流的存在是紧密相关的。
It is pointed out that vertical wind shear and its change are closely correlated with the temperature advection.
飑线的产生经常与不稳定能量和垂直风切变相联系。
The occurrence of squall lines is frequently associated with instability energy and vertical wind shear.
垂直风切变仅仅是产生晴空颠簸的众多因素之一。
Vertical wind shear is only one of the many factors that cause CAT.
一般，垂直风切变的值越大，遇到晴空颠簸和强颠簸气流的可能性越大。
In general, the higher the vertical wind shear, the more likely an encounter with CAT and strong turbulence.
根据可压缩情况下的流体力学方程组，导出垂直切变风场中大气声重波的谱方程。
By using the compressible hydrodynamic equations, a spectral equation describing propagation of AGW's in a region of vertical wind shear is derived.
盛夏季节，宜宾雷暴的形成主要与对流层内高温高湿、风及其在对流层的中上部垂直切变小的特点相关联。
In this paper, by using sounding data at Yibin and Xilin in China, the causes with or without thunderstorm are analysed in midsummer.
持续的垂直风向切变及强辐合等风场结构为暴雪产生创造了条件；
The special structure of wind area such as continuous vertical wind direction shear and the strong convergence create the useful situation of the snowstorm.
本文研究声重波在垂直切变风场中传播时谱结构的改变。
In this paper, the variation of spectral structure of acoustic gravity waves (AGW's) propagating through a region of vertical wind shear is investigated.
提高对流天气临近预报准确率的关键问题之一是了解大气的垂直稳定度和垂直风切变。
To improve the accuracy of convection weather forecast, one of the key issues is to find out the atmospheric vertical stability and wind shear.
详细介绍了基于VAD技术的垂直风廓线产品（VWP）的应用技术，此产品对确定热力平流类型、垂直风切变等都是有用的。
The product of vertical wind profile(VWP) which based on VAD methods are introduced detailedly. This product is useful to ascertain the type of thermal advection, the shear of vertical wind, etc.
详细介绍了基于VAD技术的垂直风廓线产品（VWP）的应用技术，此产品对确定热力平流类型、垂直风切变等都是有用的。
The product of vertical wind profile(VWP) which based on VAD methods are introduced detailedly. This product is useful to ascertain the type of thermal advection, the shear of vertical wind, etc.
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