湍氣流 的英文怎麼說

中文拼音 [qìliú]
湍氣流 英文
turbulent airflow
  • 湍 : [書面語]Ⅰ形容詞（湍急） rapid; rushing; torrential; swiftⅡ名詞（急流的水） rapids; rushing waters
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 氣流 : 1 [氣象學] air current; airflow; wind current; airstream2 [語言學] breath氣流紡紗 open end spinni...
  1. The ground always releases heat, making turbulent air current

    地面經常釋放熱量，造成有湍流的空氣流動。
  2. Numerical simulation and analysis of wind environment in an urban residential district are carried out, based on the theoretical research conclusions mentioned above. airflow fields distributions of pressure and turbulent quantities are obtained and laid out. statuses of wind environment with two different inflowing - azimuths are discussed

    基於上述基礎理論研究對住宅小區風環境（住宅小區熱環境的主要組成部分）進行了數值模擬及分析，討論了兩種不同角度來流的風環境狀況：氣流組織、風壓分佈、湍流量分佈等。
  3. Turbulence usually happen in the vicinity of thundery showers where vigorous convective activities occur. it will also appear in areas where air masses with different speed, direction or temperature meet each other

    湍流大多是發生在強烈對流活動（如雷雨區）附近出現，它亦會在不同速度、方向或溫度的氣流相遇之處出現。
  4. 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。
  5. Rough air or turbulence bounces the aircraft causing image motion on the exposed film, thus reducing the final definition of the photographic images.

    劇烈的氣流或湍流會使飛機發生顛簸，造成已曝光膠片上的影像移動，因此最終會降低照片的清晰度或解析度。
  6. The turbocharger noise is formed by the rotation noise resulting from the periodical air cutting of the fan blade and the turbulent noise of high - speed gas flows. as a continuous high frequency noise, it mainly falls between the 500 to 10 000 hz range

    渦輪增壓器的噪聲是由於葉片周期性地切割空氣產生的旋轉噪聲和高速氣流形成的湍流噪聲而形成的，是一種連續性的高頻噪聲，主要分佈在500 ~ 10000hz的頻率范圍。
  7. Investigation of the coherent structure in a particle - laden turbulent planar jet using les

    氣粒兩相平面湍射流擬序結構的大渦模擬
  8. And then, in the simulation of three - dimensional, the application of o - type grid and hybrid grid are used in two relatively complicated structures make the total amounts of grids and the time of grid generation reduced greatly. moreover the hexahedron grids are placed in most areas to provide higher precision. through the comparison between the results of two - dimensional and three - dimensional simulation, we knew two - dimensional calculating is not adequate

    本文用簡單、方便的二維模型作為數值計算的起點，使用耦合隱式演算法以及先進的v2f湍流模型進行求解，成功地捕捉到了激波，觀察到主氣流從壁面的分離、切換、再附壁等現象，並對計算結果進行了細致的分析，得出一些有意義的結論；在此基礎上，本文在國內外首次對超音速射流雙穩閥的三維流場進行了計算。
  9. At the same time, when the gas flow passes the flow area of the inlet valve at a high speed, turbulent throw - outs will appear and lead to the generation of high frequency noises. as the flow area of the inlet valve keeps changing, the turbulent noise is of fixed frequency range ( generally over 1 000 hz )

    與此同時，當氣流以高速流經進氣門流通截面時，產生湍流脫體，導致高頻噪聲的產生，由於進氣門通流截面是不斷變化的，因此湍流噪聲具有一定的頻率范圍，主要集中在1000hz以上的高頻范圍。
  10. A separation in the boundary layer of fluid about a moving streamlined body, such as the wing of an airplane, causing a breakdown in the smooth flow of fluid and resulting in turbulence

    氣流分離移動的流線型的軀體上流體邊界層上的分隔物，如飛機的機翼，在平滑的流體流動中會引起故障和湍流
  11. Relaxation factors are adopted. a program is produced to simulate swirling air flow in a horizontal straight pipe and compare with experiment data. the simulation prove that the modified k - model can predict the core, annular and wall regions near entrance and axial velocity far from entrance, but it ca n ' t predict tangential velocity well in weak swirling area far from entrance

    編程計算水平圓管內螺旋氣流的流動參數並與實驗數據對比，結果表明修正-湍流模型在近入口處基本上能預測出中心區、環形區和近壁區的流動特性，在遠離入口弱旋流區域對軸向速度的預測符合實際情況，但是出現對周向速度修正過大的現象。
  12. Under the influence of the submergence the turbulence intensity are quite high at the end stage of burning. however, the turbulence intensity decreases obviously at the medium stage and the preliminary stage of burning because the flow disturbance is eliminated by the mixture of injection flow and main flow

    受噴管潛入的影響，結束時刻流場的湍流脈動非常強烈，而中間時刻和初始時刻，由於加質流與主流的強迫混合可以消除氣流擾動向下游的傳播和擴展，流場的湍流脈動明顯減弱。
  13. Recently in the simulation of indoor airflow, mainly adopted is the turbulence model theory, rans, which solves only the time - averaged flow field and cannot reveal the characteristics of the rapidly changing of turbulence

    目前室內氣流模擬主要採用湍流模式理論（ rans ） ，但該方法求解的是時均場，體現不了湍流場瞬息萬變的特點。
  14. The relationship between the gas and particles is obtained as well as the distributions of velocities both of gas and particle, temperature, particle number density, and other turbulent qualities such as turbulent kinetic energy and its dissipation rate. it finds that micro zone clean control through the well - designed flow pattern is possible

    在模擬的條件下探討了氣流運動和顆粒運動的關系，初步研究了通過氣流對不同分區進行潔凈度的控制實現的可能性，得出了不同送風狀態下氣相速度場和顆粒數密度的分佈、溫度及相關的湍流量的分佈。
  15. The exhaust noise contains complex noise elements, including the exhaust noise with a base frequency measured in the number of exhausts in unit time, the resonance noise of the gas column in the pipe, the gas stream blowing noise at the exhaust manifold, the exhaust gas jetting and impact noise, the helmholtz resonance noise of the cylinder, the karman eddy noise and the turbulent noise inside the exhaust system

    排氣噪聲包含了復雜的噪聲成分：以單位時間內排氣次數為基頻的排氣噪聲、管道內氣柱共振噪聲、排氣歧管處的氣流吹氣噪聲、廢氣噴注和沖擊噪聲、汽缸的亥姆霍茲共振噪聲、卡門渦流噪聲及排氣系統內部的湍流噪聲等。
  16. Complexity parameter c2, fluctuation complexity parameter cf and algorithm complexity parameter c ( n ) have been adopted to analysis pressure fluctuation signals from a gas - solid fluidized bed, the variation of the three complexity parameters with gas velocity from fixed bed, bubbling fluidization to turbulence fluidization are studied, then compared in order to characterize regime behaviors. it is demonstrated that there exists a phenomenon named " recorded " in the regime transition from fixed bed to bubbling fluidization, the three complex parameters are believed to be a new technique for flow regime identification

    結果表明，起始流化至鼓泡態轉變的過程中，復雜性參數表明氣固體系會進行一種所謂的「重構」現象，這與用k熵表徵起始流化態至鼓泡態之間變化時所得到的結果相一致，並能明確地指示固定床、鼓泡流化及湍動流化等不同流態之間的轉變過程，為流型識別提供了新思路。
  17. Flow type of smoke fluid is turbulent gas - particle two - phase flow in rear smoke channel of power station boiler

    在現行的電站鍋爐中，尾部煙道內的煙氣流動是典型的湍流氣固兩相流動。
  18. This is to protect you from the risk of clear - air turbulence, a rare but extremely nasty form of disturbance that can cause severe injury

    這樣可以使您免受晴空湍流的侵襲，這種氣流很少見但威脅極大，有可能造成嚴重傷害。
  19. These high and low wind streaks crossed the approach and departure paths of the airport in pulses, leading to intermittent severe windshear and turbulence

    這些氣流以脈沖的形式橫過機場的升降航道，不時造成強烈的風切變和湍流。
  20. Strong gusts manifest themselves as abrupt increases in wind speed or drastic changes in wind direction. they often occur in heavy showers ; thunderstorms and strong monsoon situations. they originate mainly from rapid and irregular motion of air currents technically known as turbulence

    強勁的陣風見于風速驟然增強或風向突然改變，通常在大驟雨、雷暴及?烈季候風的情況下出現，它主要是由快速不規則的氣流（學名為湍流）所引起的。
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