wind shear 中文意思是什麼

wind shear 解釋
垂直風切變
  • wind : n 1 風；大風，暴風；氣流；【機械工程】壓縮空氣。2 【航海】上風；風向；〈古語〉〈pl 〉方向。3 氣息...
  • shear : vt vi （sheared 〈古語〉 shore; shorn sheared）1 剪（羊毛等）；修剪（樹木）；剪（呢絨的）長毛。2 ...
  1. 1. aviation meteorology : altimetry ; turbulence and wind shear ; aircraft icing ; route and aerodrome forecasts ; preparation of aviation weather documents

    1 .航空氣象學：包括測高學湍流及風切變飛機積冰機場及飛機航線天氣預報航空氣象文件的編制。
  2. The three - dimensional cloud model with hail - bin microphysics could simulate the characteristics of the severe storm such as life cycle, rainfall distribution and diameter of hail well, and also could produce strong downdraft and wind shear ( downburst )

    而利用三維強冰雹雲模式對此次強風暴的生命史、降水分佈、降雹的大小等要素做了較好的模擬，並能夠模擬出伴隨強風暴過程所產生的強下沉氣流和及地面強風速切變（下擊暴流） 。
  3. The diagnostic analysis for the sandstorm process on the base of height, temperature, pressure and wind etc output from the model shows that the upper cold trough, low - level wind shear, surface cold anticyclonic ridge, mesoscale cyclone and cold front are the main synoptic systems, surface cold anticyclonic ridge and cold front provide condition of wind force to occurrence of the sandstorm weather, the strong mesoscale cyclone before front makes pressure gradient before and after cold front obviously strengthen, moreover, and it increases obviously the temperature of the controlled area, as a result, the updraft movement caused by convergence before front strengthens

    500hpa強鋒區、 700hpa切變和鋒前中尺度系統的強弱及位置變化是沙塵暴天氣發生發展到減弱的直接原因。地面冷高壓、地面氣旋及冷鋒是造成本次沙塵暴天氣的主要地面天氣系統。地面冷高壓及冷鋒為沙塵暴天氣的發生提供了風力條件，而中尺度氣旋使冷鋒前後氣壓梯度明顯增強外，又使所控制的區域增溫明顯，使鋒前輻合上升運動加強，為沙塵暴天氣的發生提供了熱、動力條件。
  4. Fig. 15 two sets of anemometer and wind vane at the northwest end of the runway form part of the low - level wind shear detection system for the old kai tak airport

    圖15在啟德機場跑道西北端的兩組風向風速表是低空風切變偵測系統的一部份。
  5. Weather conditions deteriorated as both aircraft approached the rescue scene ; the crews experienced fierce turbulence, wind shear, driving rain and gale - force winds between 160 and 180 km an hour

    兩架飛機飛赴拯救現場時，天氣情況變壞。機組人員遇到急湍氣流風切變暴雨及時速一百六十至一百八十公里的烈風，形勢險峻。
  6. There were wind shear and maximum wind speed occurred above or below the height of potential instability area and one of them happened before potential instability

    位勢不穩定區所在高度的上方和下方會有風向切變和風速極大值中心，並且風切變或急流中心會早於位勢不穩定的出現。
  7. Originating airport name, metar speci issue time, wind direction speed gust, wind direction variation, visibility, runway visual range, weather during time of observation, cloud, air temperature dew - point, qnh pressure measured at airport with adjustment made to suit aeronautical use, weather during the past hour but not at time of observation, wind shear information, trend - type landing forecast

    發出資料的機場名稱發出metar speci的時間風向風速陣風風向轉變能見度跑道視程觀測時的天氣雲層氣溫露點qnh在機場錄得的氣壓，經調整以配合航空用途過去一小時但非觀測時的天氣風切變資料飛機降落用的趨勢預測。
  8. Originating airport name, metarspeci issue time, wind directionspeedgust, wind direction variation, visibility, runway visual range, weather during time of observation, cloud, air temperaturedew - point, qnh ( pressure measured at airport with adjustment made to suit aeronautical use ), weather during the past hour but not at time of observation, wind shear information, trend - type landing forecast

    Metarspeci電碼包含趨勢預測，即預測未來兩小時內天氣的轉變，而且更利用特別標號（視乎情況，標號可以是ttttt = becmg或tempo ）又或是nosig ，來指明轉變。 （ becmg意指逐漸轉變； tempo意指間中； nosig意指並無顯著轉變。 ）
  9. 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.

    從設計目的看，靠近地面的風切變是作用於自由豎立發射臺上的飛行器或者發射時的飛行器上的風切變。
  10. Study shows that the effect of the shock of heavy rain on an airplane in the low - level wind shear of thunderstorms is evident, the flight resistance resulted from the roughness of airplane is able to change the flight track and endanger the flight safety, whereas, the increase in the mass of airplane caused by the water film on the airframe and its wings in heavy rain is nigligible

    結果表明：雷暴低空風切變中大雨雨滴的沖擊作用是明顯的，被粗糙化的機體所產生的阻力能顯著改變飛行軌跡，並能影響飛行安全；累計在機身和機冀上的水膜厚度造成的飛機質量的增加對飛行的影響可以忽略。
  11. The horizontal and vertical momentum loss caused by the shock of heavy rain in low - level wind shear of thunderstorms on the airframe and wing are analyzed, the water film thickness on the airframe and wings estimated, and the flight resistance resulted from raindrops - striking caused by the roughness of airplane when the heavy rain shocks the airplane is discussed

    摘要分析了雷暴低空風切變中大雨滴沖擊飛機的機身和機翼而引起的水平和垂直動量損失，估算了大雨累計在機身和機翼上的水膜厚度，並討論了因遇到大雨雨滴沖撞而粗糙化的機體所產生的阻力。
  12. In order to test the anti - disturbance capability of the flight control system, the models of wind shear and turbulence are introduced to the flight control system. the result of simulation shows the flight control system has excellent anti - disturbance capability

    為了驗證飛控系統的抗風擾動特性，引入風切變和紊流，模擬表明所設計的飛控系統對風擾動具有良好的魯棒穩定性。
  13. The results of numerical calculation for four wind shear exponents and seven tower heights shows that taking the wind speed at the rotor centre as the initial uniform design wind speed is reasonable, and that wind shear is independent of the aerodynamics design of a wind turbine

    在四類廓線指數、七種塔架高度情況下，利用數值積分方式計算得到的結果表明，採用風輪中心風速做為單一的設計風速是切實可行的，風剪切對于風力機的氣動設計基本無關。
  14. The sensor network consists of nine ground - based anemometers and a wind profiler. wind information is processed by a minicomputer in real time ; and computed wind shear and crosswind are compared with predetermined warning thresholds

    一部小型電腦把收集得來的資料即時處理，把風切變及側風數值計算出來並和預設的臨界值進行比較，所得的結果會顯示于圖形顯示器上。
  15. ' l was watching for wind shear when you were still wearing diapers. '

    你還在穿尿布的時候我就知道留意氣流切變了
  16. ' watch the wind shear. '

    小心氣流切變
  17. Wind shear information : e. g. ws rwy07l wind shear occurring at runway 07 left

    風切變資料的例子： ws rwy07l 07左邊跑道有風切變
  18. One aircraft has just landed and reported strong wind shear on approach, please take caution

    一架飛機剛降落並報告，在進近過程中有強烈的風切變，請注意。
  19. He also set up the world s first light detection and ranging lidar wind shear alerting system in 2005

    他亦在二五年建立世界第一個激光雷達風切變預警系統。
  20. Wind shear associated with squall lines is also a potential hazard to aircraft during landing and take - off

    另一方面雷暴狂風引致的風切變，亦對飛機升降的安全構成威脅。
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