湍上 的英文怎麼說

中文拼音 [shàng]
湍上 英文
senokami
  • 湍 : [書面語]Ⅰ形容詞（湍急） rapid; rushing; torrential; swiftⅡ名詞（急流的水） rapids; rushing waters
  • 上 : 上名詞[語言學] （指上聲） falling-rising tone
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中，利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式（ time - gcm ） ，對重力波的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬，結果表明，從對流層向上傳播的重力波經歷了產生、發展、飽和、對流產生直至破碎的非線性演化，大氣的非等溫結構加速了重力波在中層頂區的破碎，重力波的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  2. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板壓降及流場速度分佈分析對比后發現，固定閥周圍流場存在較強的湍動，閥側孔與塔板壁面區域以及閥體的上方空間存在明顯的渦流區，使氣體穿閥后的行為變得復雜，並對氣液傳質過程產生重大影響；模擬結果表明，為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響，通過折邊來改變氣體的氣路是非常有效的，模擬值與實驗值基本得到吻合。
  3. Errors and uncertainties multiply, cascading upward through a chain of turbulent features, from dust devils and squalls up to continent - size eddies that only satellites can see

    錯誤和不可靠性上升，接踵而來的是一系列湍流的徵狀，從小塵暴和暴風發展到只有衛星上可以看到的席捲整塊大陸的旋渦。
  4. Data from the chandra observation show that the central ten - million - degree celsius cloud is the remains of a supernova explosion that destroyed a white dwarf star

    來自錢德拉的觀測數據表明，中心溫度達上千萬攝氏度的雲湍團是超新星爆發的殘余，爆發摧毀了一顆白矮星。
  5. A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )

    採用一維2 . 5階湍封閉混合層模式，根據參數化方法對波浪破碎導致的能量耗散率進行了估計，通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響，計算了不同風應力強迫下的混合層流場結構和湍能量收支（下述給出的結果是取風速為20m s得到的） 。
  6. Besides local aerodrome forecast, the aviation weather forecaster prepares forecast charts of significant weather enroute. the charts show significant weather which may affect the relevant flight routes in the next 12 hours or so, such as thunder storms, typhoons and clear air turbulence

    除提供本地的機場天氣預報外，天氣預報員並繪制航路上重要天氣預報圖，顯示十二小時后可能影響飛行航路地區之重要天氣，例如雷暴、臺風及晴空湍流等。
  7. During each flight, the pilot made qualitative assessment of the severity of turbulence above the proposed runways and glide paths of the airport at chek lap kok

    在每次飛行中，飛機師均對赤角新機場擬設的跑道及下滑航道上空的湍流強度作出性質評估。
  8. 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。
  9. A 3 - d viscosity turbulence model is used to analyze the unsteady around flow field of the thrust - vectoring engine of the jet vane, and results of the area including vane base, vane flake and motor shell are presented

    摘要以推力矢量發動機的燃氣舵為研究對象，採用三維、粘性、湍流流動模型和數值分析的接觸網格技術，在定常流動計算的基礎上，對包含舵基、舵片和發動機殼體的區域進行詳細數值分析。
  10. Meridional heat transfer by large-scale eddies is most significant in the upper troposphere of middle latitude.

    大尺度湍渦的子午線熱輸送在緯度對流層上層是最重要的。
  11. Cat sometimes occurs in areas where there is darkening in satellite pictures taken in the infra - red water vapour channel

    晴空湍流有時出現在紅外光水氣頻道衛星圖上變黑的地區。
  12. I could see suspicious ripples at the upper end of the reach.

    在那段河道的上游，我能看到令人生疑的小湍流。
  13. The non - local turbulence parameterization, i. e., transilient theory was used in the host model mm4 to simulate the turbulent activities of the atmosphere

    在中尺度區域模式mm4的基礎上對其中的湍流參數化方法作了改進，嘗試用非局地閉合方法代替局地
  14. The sea was very rough in the straits, full of eddies formed by the counter currents, and the chopping waves broke her course, whilst it became very difficult to stand on deck

    海峽中的水流非常急湍，到處都是逆流造成的漩渦。唐卡德爾號走得非常吃力，急促的海浪阻礙旨它的前進。如今在甲板上，很難再站穩腳步。
  15. On the basis of cold gas simulation, a numerical simulation of two - phase turbulent flow was performed employing an eulerian - eulerian approach and k - - a. p. turbulent model. the accuracy of numerical simulation was verified and evaluated by the experimental result

    在冷流模擬的基礎上，對燃燒室尾部的兩相湍流流場進行了數值模擬，數值模擬採用雙流體模型和k - - a . p .湍流模型。
  16. It is showed that numerical calculation could give the same position of separation line with the cold gas simulation. however, numerical simulation result is of a little deferent from cold gas simulation in some details, such as recirculation velocity and turbulent intensity. the main problem of numerical simulation is that the turbulent model is not perfect, and the computational grid is not precise enough

    利用實驗結果對數值模擬的準確性作了檢驗和評價，結果表明數值模擬能給出與實驗結果一致的分離線位置，但在某些流動細節上還有差別，如迴流速度大小和湍流度等，數值模擬中存在的主要問題是湍流模型不夠完善和網格生成不夠精細。
  17. When the plane was heated, observation showed that the shape factor increased from 1. 5 to 2. 6 ; the mean velocity profile departed from the law of the wall ; the inertial subrange in the energy spectra curves disappeared ; the intermittent phenomenon occurred

    發現在加熱的情況下，邊界層的形狀因子由1 . 5上升至2 . 6時均速度廓線中的平衡湍流層消失以及速度能譜中慣性子區消失等變化。
  18. The dynamic behavior of bubbles in the turbulent liquid is analyzed theoretically, the mechanism of bubble deformation and breakage is explored on the basis of kolmogoroff ' s isotropic turbulence hypothesis, and the mathematical model for predicting gas - liquid interfacial area is proposed

    同時，還從理論上分析了湍流液體中氣泡變形與破碎的機理，提出了預測氣液相界面積的多相湍流動力學模型。
  19. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元，採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用，針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術，同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標，最後給出了一個整個傳送鏈路的功率預算。
  20. On the basis of the existing turbulent model and its respective numerical simulation, this study offers emulation solutions to the study of pneumatic splicing, by selecting appropriate models and the software of computational fluid dynamics

    在研究現有流體力學中的湍流實驗模型以及其對應的數值模擬的基礎上，選用適當的模型和計算流體力學軟體對空氣捻接機理進行模擬。
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