翼勢力 的英文怎麼說
中文拼音 [yìshìlì]
翼勢力
英文
sha la la-
There are qualified and skilled technicians in our company devoted in research and development of aeroboat, motivated umbrella, tri - angle wings and so like flying models, integrating every advantages to serve our customers, meeting the increasing demands of the market
公司具有作風優良技術精湛的研發人才專業從事飛艇動力傘，三角翼，等相關現代航空飛行器的技術開發。公司集自身開發製作發布為一體的優勢為客戶提供全方位的優質服務，以滿足不斷增長的市場需求。There we remove one of the aerofoils altogether to reduce drag to a minimum on the long, fast straights
我們拿掉了一片小翼來減少抓地力，使得賽車在直道上面更具優勢。 」He faces a growing rebellion from the left wing of his party
他面對著黨內左翼日益增強的反對勢力。The wing is modeled structurally by vibrational modes, which are used as amplitude of motion by a finite element analysis. conservative full - potential equation and three dimensional unsteady euler equation are used to compute the unsteady transonic flows around airfoil and wings under simple harmonic motion
以給定機翼模態分佈下機翼上各點的模態值作為運動幅值，以三維非定常全位勢方程和三維非定常euler方程為控制方程，求解三維機翼簡諧運動下的非定常氣動力。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流場的基本數學模型，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、鏡像板模型和回射流模型等空泡尾流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流場，並選用此空泡尾流模型作為求解回轉體空化流場正問題與逆問題的數學模型的組成部分。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流動的數學模型；應用槳葉表面邊界層內部粘性流動和外部勢流流動在邊界上的匹配演算法，建立了槳葉表面二相流流動的計算方法和相應的計算機程序。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。But the left flank, which consisted of the azovsky and podolosky infantry and the pavlograd hussars, was simultaneously attacked in front and surrounded by the cream of the french army under lannes, and was thrown into disorder
左翼是由亞速和波多爾斯克兩個步兵團以及保羅格勒驃騎兵團所組成，但因法軍拉納帶領的優勢兵力的進攻和包抄而處于潰亂之中。With shanghai as the lead assisted by both jiangsu and zhejiang provinces, 15 cities within the region has developed an interdependent network in terms of cooperation and backup
以上海為龍頭、以江浙為兩翼的長江三角洲15城市，根據自身在區域經濟集群中的地位，互補互助，協調發展，集群共生，主動參與全球市場的競爭，凸現了強勢的區域綜合競爭力。分享友人