橫向流速 的英文怎麼說

中文拼音 [héngxiàngliúsù]
橫向流速 英文
lateral velocity
  • 橫 : 橫形容詞1. （蠻橫; 兇暴） harsh and unreasonable; perverse 2. （不吉利的; 意外的） unexpected
  • 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...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 橫向 : broadwise; infeed; crossrange; abeam;transverse; transverse direction; cross; crosswise; lateral;...
  • 流速 : [機械工程] velocity of flow; strength; [水文] current velocity; current speed; flow rate流速管 pi...
  1. Image motion compensation ( imc ) is the key technology of high - resolution space camera. image motion speed is seperated into two vectors in image coordinate for the existence of the drift angle : the forward direction image motion speed and the crosswise image motion speed. in fact, drift angle control eliminates the crosswise image motion speed, so it is a part of image motion compensation

    在空間照相，由於偏流角的存在，使得像移速度在像面坐標系存在兩個分量：前向像移速度和橫向像移速度，偏流角控制本質上是消除橫向像移速度，因此，偏流角控制是空間相機像移補償的一部分。
  2. The effect of the height between nozzles and ground plate, the distance between the nozzles, the inlet velocity of the nozzles, and the velocity of the cross flow on the flowfield structure were studied one by one

    分別就噴嘴距地面高度、噴嘴間距、噴嘴出口速度、橫向流等，對噴射垂直撞擊平板流場的影響，逐一討論。
  3. The strong deviation and intermittence of the velocity and pressure fluctuations are found in the outer region about 3 ~ 4 times of the momentum thickness away from the mixing layer center, which are consistent with those observed experimentally

    與實驗結果相符合，本文研究發現，在混合層邊緣約3 4倍動量厚度附近，流向和橫向速度以及壓力的脈動都存在強烈的偏斜和間歇現象。
  4. It is also found that the telluric heat flow value is stripped from south to the north and dispersed from east to the west

    下地殼電性結構和速度結構明顯具有縱向分層和橫向分塊的特點，其熱流密度值具有明顯的南北條帶性和東西分塊性。
  5. Though the water levels cross one section are almost equal, the velocities differ greatly. at the some cross - section, the velocity in the in the quirk may be double as that on the floodplain. the water surface will rise hi the southern branch because of the improper diffluence ratio, if using the designed diffluence col

    淮河入海水道河口段水位值橫向分佈相差無幾，而流速的橫向變化較大，泓灘平均流速差最大可達一倍以上，在現有的分流口設計條件下，若按設計的南北汊分流比，南分流口有壅水現象發生，如果南汊分流增大到800m ~ 3 / s左右時，則水流較為通暢。
  6. 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
  7. Cot1s i deri ng that t he exte ] - ioi - in t el - ference mai n1 y comes from t 11e sea fl o v l11elj i t i s un ( lel ' - i1 t el ", thi s nfr ) j { j1t i ; fi + lk, 7 : f } itft, ? } { t ! : i / cx pal7er veri fj ed t he st i ~ ol1g 1 ~ oi ) ust ness of th is fuxzy va1 - iilb1 e st l ' uctul ' c control method against the mode1 uncertainties and external disturhances, such as the variat ions of the sea current i s sdeed and direct ion, ancl it a1 so coinpared it se1f wi t. h the l > ji ) contl ~ o1 ler in comnlon use and the regu1ar variable structure contro11 er

    論文分別討論了潛器縱向，橫向和航向三個子系統在不同條件下的控制問題，考慮到該潛器潛航時外界干擾主要來自海流，驗證了模糊變結構控制方法對模型參數時變及海流速度、方向變化的強魯棒性，同時將該控制器跟實際工程中常用的pid控制器和常規的變結構控制器的控制效果進行比較，並結合實際情況，將該控制器同縱傾調節相結合進行控制以更好地滿足實際工程的需要。
  8. Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available

    採用本文將隧道內的氣流看成是理想流體的一維恆定流動，通過對二郎山特長公路隧道半橫向通風系統建立隧道內的空氣動力學模型，利用計算機進行數值分析與計算，得出發生火災時，不同通風阻力條件下隧道中的風速分佈及流量分佈，並通過實驗室隧道模型實驗進行驗證與修正，依據研究結果給出了二郎山半橫向通風隧道的火災控制方案，從而解決了二郎山公路隧道通風對火災的控制問題，同時為半橫向通風公路隧道的火災通風提供科學的方法。
  9. The possible factors including the deviation of temperature in length and breadth of rod, the changes of transfiguration resisting force under the changes of temperature, the adjustment of roll gap, the variation of rolling pressure, the changes of roller speed during dynamic adjusting press, the unmatched of seconds - flux under the dimension fluctuation of the coming sample and so on. the whole system was a closed loop which factors in it interacts each other

    可能的影響因素有:沿軋件縱橫向溫度變化、由溫度引起的軋件變形抗力變化、軋機輥縫值變化、負載變化、電機調節系統由不穩定向穩定過渡過程中軋輥轉速的變化（如咬鋼過程中的動態速降后的回復階段） 、來料尺寸波動造成秒流量不匹配等，整個模擬系統是各個因素相互影響關聯的一個閉環系統。
  10. The distribution of stream - wise particle velocity follows the log - law under various flow conditions and for different particle diameters, and the fluctuation of the other two velocity components is random

    對不同的粒徑和不同的水流條件，顆粒縱向平均速度都符合對數分佈規律，垂向和橫向的平均速度屬于隨機波動的范圍。
  11. The results showed that the turbulence intensity and turbulent energy of the two - phase flow increased while the transverse velocity decreased in the presence of the temperature difference

    分析已有實驗數據表明：在溫度場存在的氣粒兩相流中，兩相流場的湍流強度和湍動能將會增加而橫向速度將會減小。
  12. Through the flume experimental research, the velocity distribution formulas for rectangular open channel have been found, including parabola form of velocity distribution on the vertical and power form of mean velocity distribution on the transverse direction ; meanwhile, the means of ascertaining correlative coefficient have been given in this paper

    摘要通過對明渠流速的水槽試驗研究，建立了矩形斷面明渠沿垂線流速的拋物線分佈公式和橫向平均流速的乘冪函數分佈公式，同時給出了相關系數的確定方法。
  13. With the using of microsoft visual basic 6. 0, a multimedia computer - aided design system of small type pumping irrigation district is developed in this paper. provided with the live multimedia messages as well as a good man - machine conversation mechanism, this system can help the user to finish the planning of an pumping irrigated area such as the layout of canal system, the selection of pump models, the establishment of the irrigation program, the calculating of canals " parameters, the estimate of the project magnitude, the selection of the field constructions, the economic analysis of the project, the output of results, etc, a new oo ( object oriented ) programming method is adopted in this system, various softwares are integrated in this systems as well by the " automation " technic provided by vb, in addition, the multimedia technic is applied to this system for the first time, it makes the system easy to ope rate. as for the optimization of the canals " section, a new optimization method is adopted based on the existing theories about the canals " section, and in this way, with the purpose of minimizing the project ' s investment as well as a stalized canal, limited by the longituding slope, the canals " best feasible parameters can be deduced. furthermore, a integral method to reckon the earth work is developed in this paper, by this way, the estimate precision of the earthwork is enhanced notably. this paper includes the particular illumination for the developing procedure of each systems " segment, and in the end, the directions of the system are demonstrated in a sample area which lies in the zhaija village, taizhou city, jiangsu province, the running results showed that the initial purposes are achieved effectively, and it has a preferable practicability

    在渠道縱橫斷面優化方面，本文在利用已經比較成熟的縱橫斷面優化理論的基礎上，提出以工程總費用最小為目標函數，以渠道縱坡i為控制變量，以渠道不沖不淤流速及灌區允許地面比降為約束條件，通過縱橫斷面聯動優化的方法得到渠道的最佳工程可行的斷面參數。另外，針對部分地區的取土困難的狀況，本文採用積分法計算渠道工程土方量，從而大大提高了土方量的估算精度，有助於準確控制工程投資規模及資金投向。本文詳細闡述了該系統所採用的編程方法、系統構成、系統各組成模塊的開發過程以及灌區規劃所採用的優化方法及原理，最後應用本系統對泰州市翟家村機電灌區進行規劃設計，運行結果證明其操作比較簡便，界面友好，運行速度快，規劃成果合理，基本達到了系統預定的要求，具備較強的實用性。
  14. At last, three - dimensional mathematical model of gas - particle two phase turbulence was established, and it was adopted to study the gas - particle two phase rectangular jet as well. the distribution of the time - averaged velocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results ; the coherent structure of flow field was described in the three direction, the evolution and motion of the eddies was discussed too ; the dispersion of fine particles in the three dimensional space was also investigated

    全面地分析了矩形射流氣相時均流場的速度、湍流強度的空間分佈規律，並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了氣相流場湍流擬序結構，對流向、橫向和展向三個方向旋渦的空間結構特點進行分析研究，並分析了流向渦隨時間變化的發展、運動規律。
  15. For the research requirement of the high g - load mobile missile srm, the work process of solid rocket motor under lateral overload is investigated by the use of theoretical analysis and numerical simulation methods involving the calculation of internal ballistics, the simulation of flow field and the analysis of structural integrity

    本文以高速機動防空導彈固體發動機研製需求為背景，採用理論分析和數值模擬方法，從內彈道計算、內流場模擬、結構完整性分析等幾個方面對橫向過載作用下固體火箭發動機工作過程進行了研究。
  16. At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying

    同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究，運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示，根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖，使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合，便於查詢分析，效果令人滿意。
  17. Finally, compared with the 2d result, the synthetic jet that 3d numerical simulated has a definite direction. the 3d result, however, has a much smaller fluctuation owing to the span - wise instability which created a breakup of coherent vertical structure into smaller scales, it therefore compares more favorably with the measured data in tests

    三、三維模擬結果顯示合成射流的方向性極佳，與二維模擬相比較，三維數值模擬的速度波動較二維模擬要小，旋渦的相干結構衰弱，這是因為三維模擬考慮了流動的橫向不穩定性，這更加接近實際情況。
  18. Transverse collective expansion, as an important kind of collective flow, characterizes particles that are emitted from source with a common velocity field independent of the azimuthal angel

    「橫向流」是集體流的一種，它描述的是速度場與方位角無關的橫向擴張運動。
  19. The reliability of the model is proved by the comparison between computation and observation in the following three cases, the distribution of vertical velocity of flow on two dimensional invariant flow, the distribution of vertical velocity of flow and transverse velocity of flow on three dimensional invariant flow in the flume

    分別對垂向二維恆定流的垂向流速分佈，實驗水槽三維恆定流的垂向流速分佈與橫向流速分佈進行了計算，將計算結果與相應的實測資料以及理論結果對比分析，證明了模型的可靠性。
  20. The analysis is focused on the acceleration influence on burn rate of the grain when the solid rocket motor is working under lateral overload. the simple model of burn rate in acceleration field is established. moving laws of burn surface for two different grain type srms are respectively derived, on the base of which zero dimension and one dimension quasi - steady internal ballistic simulation models are established

    分析了橫向過載對固體推進劑燃速的影響，建立了橫向加速度場中的簡化燃速模型，推導了兩種不同藥型的燃面退移規律，在此基礎上進行了零維、一維準定常內彈道計算與分析，建立了固體火箭發動機內流場三維兩相流模型。
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