剪剪风,情思绕。
Under the shear wind aloft conditions in the winter season, the fairing of the launch vehicle suffered local structural damage.
在冬季高空切变风条件下,运载火箭整流罩局部结构破坏。
Tthe early Pliocene had a weakened atmospheric circulation, and therefore, reduced vertical wind shear, which is favorable for tropical cyclone growth.
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。
To form a tornado, cold air must sit above warm and moist air, and the wind needs to go in different directions at different heights, creating shear forces.
形成龙卷风,寒冷的空气必须处在暖湿的空气上部,而风应该在不同高度向不同的方向运动,以此创造出剪切力。
Scientists believe La Nina spurs hurricane formation in the Atlantic basin by hindering wind shear that breaks up storms as they form.
科学家认为,由于“拉尼娜”阻碍了可破坏暴风雨形成的风切变,所以它会促使大西洋洋面形成飓风。
Ocean temperatures and wind shear are considered the two most important factors for predicting hurricanes, both in regular weather prediction studies and climate change studies.
在常规天气预报研究和气候变化研究中,海洋温度和风切变都被认为是预测飓风的两个最重要的因素。
Wind shear affects sailboats in motion by presenting a different wind speed and direction at different heights along the mast.
风切变影响帆船运动,提出不同的风速和风向不同高度沿线的桅杆。
It is pointed out that vertical wind shear and its change are closely correlated with the temperature advection.
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。
In general, the higher the vertical wind shear, the more likely an encounter with CAT and strong turbulence.
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。
A typical low-level wind shear of thunderstorm activates long periodic oscillation of an aircraft, causing tracking deviation of the aircraft.
典型尺度的雷暴低空风切变以长周期振动频率激励飞机,使其偏离预计下滑航迹。
Based on the tendency equation of turbulent kinetic energy, its simplified equation including only wind shear and air stability was derived.
基于湍流动能倾向方程,推导出了其只含风切变和大气稳定度的简化方程。
The power expression by the wind passing through the rotor swept area of back wind direction wind turbine is accurately deduced from energy viewpoint based on wind shear and tower shadow effect.
从风力机获取能量角度出发,充分考虑风剪切与塔影效应,精确推导出作用于下风向风力机风轮扫掠面积上理论风功率的计算式。
The continuous spectrums occur to overlap with the increase of wind shear.
随着风切变的增大,连续谱发生重叠。
Analysis of surface stream and energy fields obviously showed that the squall line occurred behind the surface shear line, and before the convergence area of wind.
地面流场和能量场的分析明显反映出了飑线在地面切变线后部,风向、风速辐合区前部。
By using the compressible hydrodynamic equations, a spectral equation describing propagation of AGW's in a region of vertical wind shear is derived.
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。
In addition to vertical shear force, slab-column connections also have to transfer unbalanced moment due to combined vertical and lateral forces as a result of wind effect or earthquake excitations.
在风荷载或地震荷载等水平荷载及竖向荷载共同作用下,板柱节点除了要传递垂直剪力外,还必须传递较大的不平衡弯矩。
Wind shear near the surface, for design purpose, is a shear which ACTS on a space vehicle free-standing on the pad or at the time of lift-off.
从设计目的看,靠近地面的风切变是作用于自由竖立发射台上的飞行器或者发射时的飞行器上的风切变。
No criteria is defined for relating wind shear values to the occurrence of light, moderate, or severe.
更没有把风切变值和轻度颠簸、中度颠簸、强颠簸相关联的准则。
There exists the wind shear in the vertical distribution of the average wind speed in the convective boundary layer.
在对流边界层中平均风速垂直分布存在风切变现象。
The dry PV field in the lower troposphere shows that the coupling of the dense PV isoline zone and the wind shear was formed in the storm area.
对流层低层干位涡场特征表现为,风暴区形成干位涡等值线密集区和风场切变的耦合。
Vertical wind shear is only one of the many factors that cause CAT.
垂直风切变仅仅是产生晴空颠簸的众多因素之一。
The special structure of wind area such as continuous vertical wind direction shear and the strong convergence create the useful situation of the snowstorm.
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;
Wind tunnel experiments show that the developed sensor can measure wall shear stress with high repeatability.
结合风洞试验验证了该传感器测量壁面剪应力的有效性,并且获得了较好的测量重复性。
The results show that the wind from the glacier region is prevailing and there are wind shear, convergence and divergence zones between the glacial and the non-glacierized area.
结果表明,这里盛行来自冰川区的风,在冰川区与非冰川区之间风向有明显的切变,并形成一些小的辐合辐散区。
The occurrence of squall lines is frequently associated with instability energy and vertical wind shear.
飑线的产生经常与不稳定能量和垂直风切变相联系。
To improve the accuracy of convection weather forecast, one of the key issues is to find out the atmospheric vertical stability and wind shear.
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。
An approach process is simulated in wind shear condition. The results show that the models presented are reasonable and can to a great extent illustrate the handling behavior of pilot.
对风切变大气环境下飞机进场下滑过程进行了仿真计算,结果表明,所建立的模型是合理的,能在一定程度上反映驾驶员的操纵情况。
An approach process is simulated in wind shear condition. The results show that the models presented are reasonable and can to a great extent illustrate the handling behavior of pilot.
对风切变大气环境下飞机进场下滑过程进行了仿真计算,结果表明,所建立的模型是合理的,能在一定程度上反映驾驶员的操纵情况。
应用推荐