勢流 的英文怎麼說

中文拼音 [shìliú]
勢流 英文
potential flow; potential motion of a fluid
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  • : 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...
  1. Acyclic potential motion

    無環量勢流
  2. As the valley was situated in a high area, the water supply scheme utilised gravity flow. however, the reservoir had a small capacity of just 27 million gallons, only 38 % the size of its pokfulam counterpart

    由於峽谷位處高地,供水方法仍可以利用水向低的原理,讓水塘存水順勢流往山下區域,省去興建抽水站的工程。
  3. It attracts many photographers, landscape painters, and other artists. the stream is rich in river shrimp and fish, including some exotic species that escaped from nearby fish farms

    高聳的竹子山,匯聚了山中的豐沛水,而水順勢流經了具高度落差的溪谷斷層,於是就此形成了石門山林中的青山瀑布。
  4. Flows over a 2 - d rankine oval or a 3 - d rankine ovoid near a plane wall have been computed and the present numerical results agree well with that of viscous calculations as a whole concept

    壁面附近二維或三維rankine體的勢流結果與已有的粘性結果總體上符合,數值上的差別是由於忽略粘性引起的。
  5. Subsonic potential flow

    亞聲速勢流
  6. The influences of potential damping, nonlinear viscous damping, wave heights and wave frequencies in regular beam waves on the safe basin were investigated

    分析了非線性橫搖方程中勢流阻尼、非線性阻尼以及在橫向規則波作用下波高和頻率對安全池的影響。
  7. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分,本文首先基於常規螺旋槳升力面理論、勢流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型,然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數值離散,接下來針對前面所設計的全方位推進器進行了數值預報。
  8. In this thesis, according to the theory of potential flow, the mathem - atical model of two bodies moving in inviscid fluid with arbitary 3 - dimensional shape is presented and the formula of interacted force between them is derived

    本文以勢流理論為基礎,根據水下兩個物體運動的數學模型,給出了它們間相互作用力的公式。
  9. With the sample of longitudinal motion equation, calculating hydrodynamic coefficients by the potential fluid theory is introduced

    並以其縱向運動方程為例,詳細介紹了用勢流理論求解水動力系數的方法。
  10. Such as : the balance of elastic membrane, the heat conduction of stationary state, the incompressible potential flow, the problem of electrostatic field and magnetostatics field

    例如:彈性膜的平衡問題,穩定狀態的熱傳導問題,不可壓縮勢流問題,靜電場問題以及靜磁場問題。
  11. Acyclic potential flow

    無環量勢流
  12. At that critical moment, he had no option but to leave the house reluctantly. his father was very wise to leave the main gate of the courtyard open, so that the water and debris could flow down the slope

    懷著不忍的心走出家門,謝爸爸很機智地把客廳庭院的大門打開,好讓洪水土石能順著斜坡的地勢流出去。
  13. Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed

    文摘:採用正交曲線坐標系下的河道平面二維數學模型,研究了嘉陵江何家磧邊灘采砂后河道態、灘槽速、主位置、水面高程及比降的變化規律,預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響,並對格形開挖和平整開挖方案進行了比較分析
  14. The main work in this paper includes three parts : the theory research on partially - cavitating and super - cavitating axisymmetric bodies, the numerical computations and experimental investigations on partially - cavitation and super - cavitation on axisymmetric bodies. after finishing the study of theory and experiment on the partially - cavitation and super - cavitation for axisymmetric body, i use the potential flow theory to build the mathematical model on the partially - cavitation and super - cavitation for axisymmetric body. many cavity wake models, such as pressure recovery close model, riabouchinsky model and re - entrant jet model, are studied seriously

    本文在深入研究了回轉體局部空化與超空化理論及實驗結果的基礎上,基於勢流理論,建立了回轉體局部空泡和超空泡場的基本數學模型,通過對kinnas和fine 、 uhlman以及jiedang和gertkuiper等人基於二維水翼提出的壓力恢復閉合模型、鏡像板模型和回射模型等空泡尾模型進行了逐一的研究分析,發現其中的壓力恢復閉合模型較適用於模擬回轉體空泡尾部場,並選用此空泡尾模型作為求解回轉體空化場正問題與逆問題的數學模型的組成部分。
  15. In order to predict hydrodynamic characteristics a computational system is developed including determination of the pressure distribution on a wing section by use of the conformal mapping method and panel method respectively and of the flow in boundary layer according to the thin shear layer approximation ( tsl ) for navier - stokes equation approach. the wing sections of naca4412 and naca0012 are applied to test the computational system. the numerical inspection shows that the panel method with better precision and the momentum and the displacement thickness of boundary layer can be used to complete this calculation

    本文分別用守屋的保角變換法和基於源匯渦分佈的面元法,建立了計算槳葉表面壓力分佈的數學模型;應用納維-斯托克方程的薄層近似理論模式和有限差分數值方法,建立了計算機翼表面邊界層內部動的數學模型;應用槳葉表面邊界層內部粘性動和外部勢流動在邊界上的匹配演算法,建立了槳葉表面二相動的計算方法和相應的計算機程序。
  16. The experimental study is designed to observe the flow process by use of morphological method in different kind of soils. macropore geometry is subsequently characterized by using fractal dimensions of staining patterns on horizontal cross - sections. the results prove that water flow in structured clay soils is strongly influenced by the presence of macro - pores and their geometries

    為了更深入地了解物質在多孔介質中的運移,本論文進行了土柱模擬實驗,將含顏料的水分滲入不同類型的土壤中,然後對其不同深度的剖面進行觀察,並且進行了圖像分析,發現顏料的分佈滿足分形特徵,水分在土壤中的運移存在優勢流現象,受到大孔隙的影響很大,這與上述隨機模擬的結果是一致的。
  17. Based on the potential theory, linear and fully nonlinear aerodynamic forces and motions of a wing flying above sea - waves are studied numerically. and the effects of the characteristic parameters of wing and sea waves on the aerodynamic forces are acting on the wig are analyzed systematically in this thesis

    本文基於勢流理論計算研究了二維和三維機翼在風浪擾動中的線性和全非線性氣動力及其運動響應,全面分析了機翼和波浪的特徵參數對氣動力的影響,得出了很多有意義的結果。
  18. The character of flood channel can be determined by dominate current, dominate tidal volume, dominate sediment concentration, channel geometry configuration and direction of bed sediment transport and so on

    用優勢流、優沙、優潮量、漲潮槽形態和凈底沙運移方向的方法都可以表達漲潮槽的性質。
  19. Influenced by flood dominated current in the flood channels, the characteristics of surface sediments, such as grain size, light and heavy minerals, micro - paleontology and magnetism in the flood channel are very different from those in the ebb channels, this kind differences is the response for complex hydrodynamic in estuary

    河口漲潮槽在漲潮優勢流作用下,槽內表層沉積物的粒度、輕重礦物、微體古生物和磁學等特徵不同於落潮槽相應的沉積特徵,體現了沉積物的分佈對河口復雜水動力的響應。
  20. Since hess and smith invented panel method in 1962, panel method has been widely used as a tool for potential flow calculations, such as one order panel method, high order panel method, b - spline and non - uniform rational b - spline based panel method ( nurbs )

    自從1962年hess和smith提出面元法以來,面元法已經被廣泛用作為勢流計算的工具,並且已經有了很大的發展。如一階面元法、高階面元法、 b樣條方法及非均勻有理b樣條方法等。
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