垂直环流的英文

• vertical circulation

• "垂直"英文翻译    perpendicular; vertical; squ ...
• "环流"英文翻译    circulation; circulating cur ...
• "垂直环" 英文翻译 :    vertical loop; vertical ring
• "垂直环量" 英文翻译 :    vertical circulation
• "相对垂直环" 英文翻译 :    relatively vertical loop
• "直环型" 英文翻译 :    orthostrophic
• "环流" 英文翻译 :    [气象学] circulation; circulating current; circumferential motion; circular current; ring current; streaming; interchange current◇环流器 circulator; 环流气体 recycle stream; 环流型 circulation pattern
• "全竖直环窿" 英文翻译 :    holomictic lakes
• "垂直" 英文翻译 :    perpendicular; vertical; squareness; verticality; perpendicularity 两线垂直相交。the two lines meet at right angles. 设 ab 垂直于 cd。let ab be perpendicular to cd. 当表面与射线垂直时，射线的强度最大。when a surface is perpendicular to the rays, their intensity is at its maximum
• "半环流" 英文翻译 :    half circulation; half-circulation
• "超环流" 英文翻译 :    supercirculation
• "反环流" 英文翻译 :    counter circulation; counter-circulation
• "非环流" 英文翻译 :    non circulatory flow; non-circulatory flow
• "风环流" 英文翻译 :    wind circulation
• "环环流" 英文翻译 :    direct circulation
• "环流，循环" 英文翻译 :    circulation
• "环流泵" 英文翻译 :    circulating pump; circulator
• "环流槽" 英文翻译 :    circulating tanks
• "环流层" 英文翻译 :    circulation layer
• "环流的" 英文翻译 :    circulatory; circumfluent
• "环流阀" 英文翻译 :    circulating sub; circulation valve
• "环流法" 英文翻译 :    ring current method
• "环流河" 英文翻译 :    lazy river
• "环流亨" 英文翻译 :    fluid-ring pump
• "环流机" 英文翻译 :    convector

• The convergence of air at the lower levels and divergence aloft imply a vertical circulation which is schematically shown in the following cross - sectional diagram
  下面是热带气旋的垂直环流示意图，图中可看到低层的空气辐合及高层的空气辐散。
• Using the mm5 model to conduct investigation of numerical simulation for this case , it was basically possessed of a capability to reproduce the genesis , development and evolution of the large - scale and mesoscale weather systems
  本文以mm5模式模拟分析“雅安天漏”为代表，着重研究了不同边界层参数化方案对雨量中心强度、雨区分布的影响以及雅安暴雨时的纬向垂直环流结构。
• It provided not only continuously vapor but also the heat energy and momentum , and induced several meso - scale vertical circulations , in the meantime , it was helpful to maintains the strong upward motion in the rain area
  通过诊断分析发现：低空急流提供了源源不断的水汽，同时也向雨区提供了主要的热量和动量，还激发出多个中尺度的垂直环流，使降水具有一定的中尺度特征。
• Special analysis is made to see the impact of different boundary layer parameterization schemes on some factors which affect the heavy rainfall such as vertical velocity , divergence , vorticity , divergence of water vapor flux , se field and so on
  结果表明：复杂地形条件下，特别是降水有明显日变化的地区，边界层的作用是十分重要的，这在暴雨时的纬向垂直环流结构中表现地非常明显。
• The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th , june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa , subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average , this is the rainy season for the south of china , but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability , but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain
  作为对比，本文还对2002年6月24 - 25日发生在北京地区的强地形雨进行了分析，并讨论陕南、北京地区两地暴雨的异同点以及地形作用的共性和个性，为两地暴雨预报提供有益的参考，得出了一些很有意义的结果： 1大尺度环流背景分析表明： ( 1 ) “ 02 . 6 ”强降水与6月上旬越赤道气流和季风爆发密切相关，携带大量水汽的偏南气流与冷空气于6月8日交汇在西北地区东部，导致了这次强降水的发生； ( 2 ) 200hpa的副热带西风急流、 500hpa副高以及850hpa的低空急流的配置非常有利于本文分析之陕西强降水的发展与维持。大尺度形势分析表明，东高西低形势场、低空急流的建立和高低空形势的配置决定了这场降雨出现在西北地区东部。与暴雨区相联系，存在一支横越低空急流的经向垂直环流，暴雨区处于该垂直环流的上升支； ( 3 )偏南和偏东气流水汽通道在西北地区东部交汇，水汽的辐合积聚主要在对流层低层和行星边界层内完成； ( 4 )整层的视热源< q _ 1 >高值区在暴雨区附近呈东北-西南向分布，与切变线走向非常一致，降水产生的凝结潜热释放是强降水区大气的主要热源。
• Climatic mean map , it is further confirmed that it s a good approach to retrieve the equatorial zonal circulation by using the ir indicate ascending branch and wv indicate descending branch channels . the definition of the index of zonal circulation with the olr and fwv are presented and the 17 years mean annual and seasonal equatorial circulation are drawn . the climatic characteristics of the equatorial zonal circulation are analyzed in detail . consequently the fore results of the other observation are corrected
  通过波耳兹曼公式换算得到的6 . 7m水汽辐射通量密度，以便于与olr比较与ncep再分析的500hpa的年气候平均图进行比较，分析其异同，进一步证明了用卫星观测的红外，水汽双通道olr表示上升运动， fwv表示下沉运动去反演纬向垂直环流是一个极好的途径。
• The contrast analysis for the vertical distribution feature of the simulated physical quantities such as vorticity , divergence , vertical velocity . spiral degree etc suggests that there are a good disposal among the various physical quantities fields in the different stage during the period of sandstorm development , and reveals that the dynamic mechanism of the forming , developing , decreasing of the sandstorm weather and trigger and indication effects of the micro - mesoscale systems and secondary vertical circulation to the occurring and developing of sandstorm in northwest area
  对涡度、散度、垂直速度、螺旋度等物理量的水平和垂直分布特征进行对比分析，发现各物理量场在沙尘暴发展的不同时期有着很好的配置，揭示出西北地区沙尘暴天气的形成、发展、消弱的物理机制和中小尺度系统、次级垂直环流对沙尘暴天气发生发展的触发和指示作用。沙尘暴区上空螺旋度垂直分布为高层负值，低层正值，螺旋度大小的演变与沙尘暴的出现有一定的对应关系。
• Second , we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability . we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger , that is to say , they benefit the occurance of symmetric instability . third , we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane . non - hydrostatic balance and filiter model
  第二，讨论了环境位温与热成风因子对中尺度对称不稳定的影响。运用解析的方法求出了扰动流函数的表达式和对称不稳定的判据，发现环境参考位温随高度的变化与热成风因子使得对称不稳定临界理查逊数及扰动的临界半波长都变大，这有利于对称不稳定的发生。第三，采用f平面、非静力平衡、滤声波模式，讨论了中尺度垂直环流非线性摄动分析及演变方程。
• Results show that there are two main spatial patterns of the wp ssta : one is uniform in the whole area , the other is of the north - south asymmetry . when the spatial pattern is uniform in the whole area , in the warm years , there is a anticyclone circulation existing over the warm pool and westerly in the subtropical region and easterly in the tropical region have been greatly strengthened at 850hpa , while a anticyclone circulation over the india region at 200hpa , the walker circulation has been strengthened , the summer rainfall may be above normal in the upper and middle reaches of the yangtze river , vice versa
  当ssta为一致性分布时，暖异常年， 850hpa暖池区上空为一反气旋偏差环流，副热带地区西风和低纬度地区东风得到加强，长江中上游地区盛行偏南风气流； 200hpa南亚上空为一反气旋偏差环流，长江中上游地区为北风； walker环流加强，副热带高压偏强，经向垂直环流在25 35 n附近为上升气流，长江中上游地区降水偏多，是lanina事件的多发年，对应的soi指数偏高，冷异常年则相反。
• As the strong normal share of the wind , turbulent fluctuation is strengthened and the sands are raised up from the surface ground the wind speed in the atmosphere of the low level has a horizontal share and this pushes the sands in the atmosphere aggregate , so the visibility descend
  近地面风速的垂直切变和地面热通量的加大，都可使使边界层湍流加强扬起地面沙尘。地面锋区附近风场的强水平切变，锋面垂直环流及锋后斜压转换的作用，将地面卷起的沙尘带到高空，爆发强沙尘暴。