jet stream

英 [ˈdʒet striːm]

美 [ˈdʒet striːm]

n.  (地球高空的)急流; (飞机发动机的)喷气流

牛津词典

noun

• （地球高空的）急流
  a strong wind that blows high above the earth and that has an effect on the weather
• （飞机发动机的）喷气流
  the flow of gases from a plane's engine

柯林斯词典

• （地球高空对天气变化有重大影响的）急流
  Thejet streamis a very strong wind that blows high in the earth's atmosphere and has an important influence on the weather.

英英释义

noun

• a high-speed high-altitude airstream blowing from west to east near the top of the troposphere

双语例句

• It is shown from the analysis that the interaction of the systems of various scales may lead to the growth of vortex disturbance and the intensification of the low-level convergence as well as the jet stream.
  本文研究了大范围暴雨过程不同尺度系统的相互作用，研究结果表明不同尺度系统相互作用可以导致低涡扰动的发展、非地转偏差、低层辐合与急流的加强。
• Transfer of momentum of the upper air jet stream promoted the development of the Mongolian cyclone.
  高空急流的动量下传促进了蒙古气旋的发展；
• A New East Asian Winter Jet Stream Index and Associated Anomalies of East Asian Winter Monsoon; The Specific Characteristics of the Phase Relationship of Air-Sea System over East Asian Monsoon Region in Summer
  一个新的东亚冬季西风急流指数与相联系的东亚冬季风异常东亚季风区夏季海气系统位相关系的特殊性
• By use of the fairly dense network of radio soundings and pilot balloons, the three dimensional structure and the formation process of the moist jet stream were shown by wind and humidity field in a case of heavy rain over north China in summer.
  利用比较稠密的无线电探空和气球测风观测网，通过对华北夏季一次暴雨过程的三维流场和湿度场的分析，揭示了湿急流的结构和形成过程。
• The distribution and the development process of the saturation and condensation area around the moist jet stream appears as if the water vapor plays a active role in the jet stream formation process.
  在湿急流附近，凝结饱和区的分布和发展过程，似乎表明水汽在急流形成过程中起了一种主动作用。
• By using dynamical analysis technique and combining with observational facts of airplane turbulence, a formation mechanism on airplane turbulence in upper jet stream is studied.
  作者应用动力学分析方法，结合观测飞机颠簸的事实，对高空急流区飞机颠簸的一种形成机理进行了理论探讨。
• A dynamic analysis is made of the occurrence of a low-level jet stream with emphasis placed on the circulation structure in the jet region as well as the effect of the cumulus convection on its formation and evolution.
  本文对一次低空急流过程的数值模拟结果作了动力学分析，着重讨论了急流区的环流结构及积云对流对其发生、发展的影响。
• Study on air distribution characteristics in taper jet stream
  圆锥形送风射流特性的研究
• The reasons are as below, the Pacific jet stream or planetary waves in troposphere can directly affect the Pacific center of action of the AO.
  这主要是因为太平洋急流或准定常行星波在对流层中直接影响了位于该区域的北极涛动的活动中心。
• Furthermore, a mathematical method calculating the aerodynamic disturbing force of transverse jet stream is presented.
  给出了计算横向喷流气动干扰力的数学方法。