勻流 的英文怎麼說
中文拼音 [yúnliú]
勻流
英文
uniform flow-
The regimes of turbulence include homogeneous flows in two and three dimensions, geostrophic motions, shear flows, convection, boundary layers, stably stratified flows, and internal waves
擾流的形式包括二維和三維的均勻流動、因地球自轉而引起的運動、切向流動、對流、邊界層流、穩定層流和內部波動。The mean velocity profile of sediment - laden flow can bet divided into two regions. the profiles for both regions follow the logarithmic law. only the von karman universal constants are different from each other
渾水時勻流速分佈可分成兩個流區，兩個流區的分佈均遵循對數規律，只是相應的卡門常數有所不同。In a uniform flow, the velocity is constant everywhere.
在均勻流動中，速度處處相同。The first part is a statistical study about the probability of wave breaking and the fraction of sea surface covered by breaking water ( ie. whitecap coverage ), while the second part is a dynamical study about the influence of nonuniform current fields on the breaking of short wind waves
本文內容包括兩個部分，第一部分是風浪破碎率和白浪覆蓋率等破碎統計特徵量的統計學研究，第二部分是非均勻流場對短波破碎影響的動力學研究。The moderate supersonic carbon added to the mold flux for ultra - low carbon steel is used to stay the melting speed as skeleton. then the mold flux coils have the good adiabatic, insulation and even flow property. at the same time it cause the carbon increase in the steel slabs and the operation of the ultra - low carbon is affected at last
超低碳鋼連鑄結晶器用保護渣中，外加中超碳黑作為骨架降低熔化速度，使保護渣具有良好的絕熱保溫性、均勻流動的潤滑性，但同時卻會引起鋼鑄坯的碳增量，最終影響超低碳鋼的成功操作。Abstract : based on thestatic wind force factors of a tower and on the root - mean - square of the buffetingdisplacement responses of the tower top, which are measured by wind tunnel tests inlaminar and turbulent field respectively, the static and buffeting internal forces of thetower bottom control sections under its design wind speed are obtained by linearsuperposition method and fem
文摘:基於均勻流和紊流風場中的橋塔模型風洞試驗所測得的橋塔空氣力靜力系數及塔頂抖振響應的位移均方根，採用線性疊加法及有限元法反演，給出設計風速下塔底控制截面的順風向靜風及抖振內力。The lifting - line and lifting - surface design method, the harmonic analysis method based on the panel method, new section design ways, the effective operating curves are integrated into a whole design system of the unsteady propeller, the design system is effective and reliable by the design example, the model test and the application to the full scale ship
本文把升力線和升力面設計方法、基於面元法預報螺旋槳非定常性能的諧調分析方法，新剖面設計方法、有效運轉曲線計算方法組合為一套完整的非均勻流場中螺旋槳設計計算系統，經實例設計和模型試驗及實船的應用，該設計系統是可靠且有效的。Based on the green ' s formula and the assumption of the propeller blade ' s thin sections, a lifting - surface method of propellers with the vortex lattice and equal source panel distributions on the mean camber surface has been introduced for the prediction of steady propeller ' s hydrodynamics in this paper. an approximate kurta condition was applied
基於creen公式和薄翼理論假設導出的升力面方法，採用在螺旋槳拱弧面上分佈離散渦、源布置方法預報均勻流場中的螺旋槳的定常性能，螺旋槳尾渦面上壓力連續性條件採用近似的kutta條件處理。Other aspects of the minimum velocity in a horizontal pipe for pseudo-homogeneity are discussed in chapter 11.
水平管中假均勻流體最小速度的其他方面在第十一章中予以討論。This paper presents a design method of propeller blade section operating in non - uniform flow field and an idea of equivalent operating curve with unchanged cavitations characteristic on blade section, the method for selecting the curve is set up
摘要給出了非均勻流場中螺旋槳槳葉剖面的設計方法，提出了保持剖面空泡特徵不變的等效運轉曲線的思想，並創建了等效運轉曲線的確定方法。So far as the aqueduct with large discharge and lower head is concerned, the non - uniform flow will occur in the aqueduct, when the discharge is enlarged after the water - carrying section being determined based on the design discharge and the given head ; for which the flow condition must be presumed, so as to determine the water surface profile
摘要大流量低水頭渡槽根據設計流量和給定水頭確定過水斷面后，通過加大流量時，渡槽內就會發生非均勻流，需對這種水流情況進行推算，以確定渡槽在通過加大流量時的水面線。Based on the theories of fluid mechanics and heat transfer, a new way of semi - sealing tube combined with a structure of heat disturbing, distributing, and isolating is created
根據流體力學和熱傳導理論，設計了解決這一問題的半封閉式爐管結構氧化方法和相關的勻流隔熱散熱裝置。The idea is to define a group of flow primitives such as uniform flow, sinking flow, source flow, vertex flow and then synthesize these flow primitives into a complex flow
該方法定義一組原始流如均勻流、源點流、匯點流、漩渦流等，採用合成的方法合成復雜的水流。Now, most of the design of the sewage is according to gravity flow and we looks on the flow as water flow
目前的污水管道設計大多按重力流考慮，認為其流動狀態為均勻流，與清水在明渠中的流動類似。Part ii : a third possible mechanism for the effect of nonuniform current on short waves is suggested, which ascribes the modulation of short wave spectrum by current to that the current changes the drift, through which it changes the breaking criteria, as a result the energy dissipation is altered
第二部分:本文提出非均勻流場影響短波譜的第三個可能機制:非均勻流場通過對表面漂流的調制，改變風浪破碎的閉值條件，進而改變破碎損耗，從而調制海面小尺度粗糙度。When the propeller operates in the spatially non - uniform velocity field behind the ship, the unsteady cavitation on the blades often causes the vibration of ship structure, the propeller noise and the cavitation erosion on the blade
在船尾非均勻流場中工作的螺旋槳，常常由於槳葉上產生了非定常空泡，導致船尾振動和螺旋槳噪聲，致使槳葉表面出現空泡剝蝕。A facility method for calculating depths of uniformity flow in u type channels
形渠道均勻流水深的簡捷計算方法Shortcut calculation of the depth and bottom width of uniform flow in ladder - shaped open canal
梯形明渠均勻流水深和底寬的簡捷計演算法Calculation on uniform flow depth and critical depth of open channel with iterative method
用迭代法計算明渠均勻流水深和臨界水深The wave problem is predicted by adopting panel method based on kelvin source for a ship traveling in a uniform flow
摘要採用基於開爾文源的面元法求解航行於均勻流場中的船舶興波問題。分享友人