渦量度 的英文怎麼說

中文拼音 [guōliángdù]
渦量度 英文
vortex strength
  • 渦 : 渦名詞1. （漩渦） eddy; whirlpool; vortex 2. （酒窩） dimple
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 量度 : [數學] mensuration; measure; measurement; magnitude量度器 measurer
  1. Measurement method of the error of signal amplitute for eddy current flaw detector

    渦流探傷信號幅度誤差測量方法
  2. Analyzing the physics structure of vorticity, divergence, vertical velocity, frontogenesis " function, apparent heat source and apparent moist sink etc. indicated the physics fields are favorable for the occurance of the heavy rain over changjiang - huaihe river basin where the physics values are well according to the heavy rainstorm positions ; the low level jet is closely subject to the moisture and the coupled system of the low and the upper level jetstreams induced the strongly " ascending motion ; the intensity of the frontogenesis varies with the development of the rainfall system and reacts the rainfall intensity

    主要分析了這次過程中的多種物理量，包括渦度、散度、垂直速度、鋒生函數、視熱源、視水汽匯等，對這一暴雨過程有了比較系統的認識。結果表明：在江淮流域存在著有利於發生暴雨的物理量場配置，渦度、散度、垂直速度等物理量，與暴雨的落區都很吻合的；低空急流的產生不僅有利於水汽的輸送，而且高低空急流的耦合造成了有利於強上升運動的配置；鋒生強度隨著降水系統的發展變化，並影響降水強度。
  3. The result indicates that, in the course of the rainstorm in huoshan, there are obvious low - level jet of great intensity, infection of mesoscale shear line, enhancement of plus vorticity which increases intensity of convergence, improves ascending velocity and brings on precipitation, and quick enhancement of helicity which provides the basis to forecast, in addition, convergence of moisture flux and analyzed potential vorticity which reflects baroclinic convective instability sufficiently indicate the characteristics of the rainstorm

    結果表明：此次霍山暴雨發生前後，存在明顯的大強度低空急流，並受到中尺度切變線的影響，而且正渦度的加強引起了輻合加劇，提高了上升速度從而引起降水，同時暴雨發生前螺旋度的迅速增強，也為預報提供了根據，另外水汽通量的輻合以及分析位渦反映出的斜壓對流不穩定都充分體現了這次降水的特點。
  4. It shows that the modal shape and mode frequency are highly coupled with the viv response of a marine riser with low mass ratio

    該模型的計算結果表明，立管的模態振型、模態頻率與渦激振動響應高度耦合，並且對于低質量比的情況尤為明顯。
  5. Standard test method for measurement of thickness of anodic coatings on aluminum and of other nonconductive coatings on nonmagnetic basis metals with eddy - current instruments

    用渦流儀器測量鋁陽極鍍層及其它非磁性基底金屬絕緣鍍層的厚度標準試驗方法
  6. Spiraling of the liquid as it reaches the rotor may affect the accuracy of the turbine meters.

    當液體接近轉子時發生紊流可以影響渦輪式流量計的精確度。
  7. It was pointed out that the horizontal distribution of the moist available energy is helpful for heavy rainfall, and one of the enhanced mechanism of mesoscale low vertox is slantwise vorticity development

    同時指出，濕有效能量的水平分佈對于暴雨預報具有一定的指示意義，傾斜渦度發展是中尺度低渦加強的機制之一。
  8. The accumulation and transportation of moist available potential energy and the release of the condensation heat offer the material condition for this heavy rainfall. under the condition of the air ' s movement through the stiff moist isentropic surfaces, the development of vertical vorticity of mesoscale low vortex system is accelerated due to the slantwise vorticity development, and to form stronger convective system, so as to result in heavy storm rainfall

    濕有效能量的積聚和輸送為強降水的發生、發展提供了充分的物質條件；由於沿陡立等熵面的空氣上滑運動，因傾斜渦度發展造成了中尺度低渦系統垂直渦度迅速增加，促進了低渦的快速加強，形成強對流系統，導致強暴雨過程的發生。
  9. Finally, the mechanisms behind the instability of fibre suspensions are presented from a point of view of vorticity. effects of fibres are investigated through equations of vorticity transport and enstrophy balance

    從渦量的角度分析纖維改變懸浮流動穩定性的機理，利用渦量輸運方程與渦能平衡方程分析纖維的作用。
  10. In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data

    本文根據漫灘水流的運動特點，將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區，並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點，提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上，對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析，提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式，得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解，並與實測資料吻合較好
  11. The in of nonlinear advection into the model weakens the intensity of both inward and outward propagation of vorticity, but makes the inward propagation up to a posi

    非線性平流的引進，使渦量向內區傳輸以及向外傳輸的強度均減弱：但內傳的渦量更加接近於臺風中心。
  12. The distributions of velocity vector, vorticity. turbulent kinetic energy and some other detailed flow information in the field are obtained. the influence of electric field on the flow field is discussed and gives a deep insight on it

    3 、首次採用piv技術對荷電噴霧射流流場進行了測量，獲得了整個流場的瞬時速度、湍能、渦量等信息分布圖，研究了流場特性隨充電電壓的變化情況。
  13. The phenomena of initial disturbance vorticity translating into spiral bands is most evidently for it locating at the periphery of radius of maximum wind ( rmw ), near rmw next and the spiral bands vanish when it is positioned in the inner core region. indicating that the farther the distance from the tc center, the more distinctly the spiral bands and the opposite is true

    初始圓形擾動渦度場轉化為螺旋臂渦量帶的現象是初始擾動位於渦旋最大風速半徑（ rmw ）外圍最顯著，其次是rmw附近，當擾動位於渦旋內核區時幾乎沒有螺旋臂結構形態出現，表明，初始擾動離tc中心越遠，其強迫渦旋rossby波形成的螺旋帶結構越明顯，反之越弱。
  14. The results of 10 sets of experiments suggest that in comparison with only one vortex, the intensity of the inward propagation of vorticity strengthens distinctly, vorticity detains in the inner region of typhoon circulation for a longer time, and the local maximum wind speed in the inner region increases clearly

    10組試驗的結果指出：與單渦條件相比，渦量內傳的強度顯著加強，渦量滯留在臺風內區的時間加長，內區局域最大風速增大的現象更加清楚。
  15. We carried numerical experiments to explore the vrw propagation features in the case of mesoscale vortex street. results show that vortex combination appears two times during vorticity propagated inner ward, with vortex street vorticity less than that of single vortex, which is a new finding in typhoon dynamics

    我們對此實施了數值試驗，結果指出：渦列渦量內傳過程中出現了兩次渦合併現象，渦列內傳的渦量比單個中尺度渦內傳的渦量要少。
  16. 2 an f - plane quasi - geostrophic barotropic vorticity equation model of high resolution is designed in this paper in order to investigate the characters of vorticity propagation and the effect of nonlinearity on the propagation within a typhoon circulation, wherein two mesoscale vortices coexist at different radial positions

    2設計了一個高解析度的f平面的準地轉正壓渦度方程模式，用以研究兩個徑向距離不等的中尺度渦旋共存條件下，臺風環流內渦量傳播的特徵，以及非線性在此傳播過程中的作用。
  17. The drag reduction of riblet biomimetic non - smooth surface is given out by numerical simulation with cfx. through analysis of velocity vector field and velocity fluctuation this article probe into drag reduction mechanism of unsmooth surface. through analysis of behavior of single microbubble and turbulent kinetic energy this article indicate drag reduction mechanism of microbuble

    對仿生非光滑表面減阻機理，採用流體力學分析軟體cfx進行了數值模擬，通過對速度場、剪切應力、渦量的計算結果進行分析，得出了仿生非光滑表面減阻幾種主要原因。
  18. L. the experiment measured the flow field of pump inlet by seven - hole cone probes under two kinds of flux, and gained pressure and speed distribution in this field, then obtained the rule of vortex field distribution

    採用七孔測針對兩種流量下泵入口流場進行了測量，得出了流場的壓力和速度分佈，在此基礎上，擬合出了渦量場分佈規律。 2
  19. The smaller convective patch corresponds to slight changes of maximum mean wind speed and the larger convective patch corresponds to the waves amplifying, the intensity of the inward propagation of vorticity strengthening distinctly, the amplitude of velocity change increasing and the period longing

    初始擾動尺度減小，渦旋rossby波減弱，對tc強度增強作用減弱；擾動尺度增大，波動增強，向內傳播的渦量顯著增大，但轉化為渦量帶現象變化不大，風速變化的震蕩性增強。
  20. The tool software is visual c + + 6. 0. the software includes three main parts : ( 1 ) pre - processing, means carrying out denoising operation to the images with morphological filter : ( 2 ) after this, one of three kinds of methods can be selected to do the processing operation. ( 3 ) post - processing. this process is the complementarity to the step 2. velocity profiles and the picture of vorticity correspond to the flow field can be got in this step and the processed data can be saved too

    本軟體主要實現的功能包括： （ 1 ）用各種形態濾波器對實驗中所獲得的粒子圖像進行去噪的預處理操作； （ 2 ）對去噪后的圖像採用三種方法進行處理操作，給出所測流場的速度矢量圖； （ 3 ）進行后處理，包括給出過濾后的速度矢量圖、速度剖面圖、渦量圖和進行數據保存等。
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