跨聲速的 的英文怎麼說
中文拼音 [kuàshēngsùde]
跨聲速的
英文
tra onic-
Von kormon ' s transonic similarity rule
卡爾曼的跨聲速相似定律Numerical simulation of transonic flow field in two turbine cascades
兩個渦輪葉柵跨聲速流場的數值模擬An effective transonic inverse design method for aeroelastic wing
基於控制理論方法的跨聲速彈性機翼反設計方法研究On comparing flutter characteristics of three supercritical airfoils in transonic flow
超臨界翼型的跨聲速顫振特性研究Shanghai faith capital electronics company., ltd ( fci / fce ) is a professional electronics products agent and relative products provider which headquarter in hongkong. our company have the outstanding engineers and sales employees in hongkong as well as mainland china and has gradually become the preferred provider of many international well - known multinational companies and domestic excellent company, honored and acclaimed of the good fame in this industry. in order to adapt to the the demands of the swift development and multi - customer service of the company, we sincerely employ the persons with abilities to join us
上海砹弗矽電子有限公司（ fci / fce ）是一家總部位於香港的專業電子元器件代理商以及相關產品的配套商，集聚了香港與內地的工程技術與銷售精英，已逐漸成為眾多國際知名跨國公司以及國內優秀企業的首選合作夥伴，在業內享有良好聲譽.為適應公司的迅速發展已及為客戶多元化的服務的需要，公司誠征本地的優秀人才加盟Nowadays, the china beverage market is full of energetic competitions, state owned enterprises are gradually defeated and fading out, but on the other hand joint ventures and foreign owned enterprises are entering the market rapidly, for instance, multi - national companies, coca - cola, pepsi and danone as well, are continuously increasing their investment in founding local plants and have bought some internal companies, such as wahaha, robust and zhenguanhe
本人之所以選擇這個課題，是基於現階段我國飲料市場現狀決定的：現階段中國飲料市場可謂是一片狼煙，國有飲料企業逐漸銷聲匿跡，外資企業快速進入，可口可樂、百事可樂、法國達能等跨國公司不斷在國內投資建廠，先後收購了娃哈哈、樂百氏、正廣和等企業。Numerical simulation of two dimensional transonic two - phase turbulent flow in nozzle
噴管二維跨聲速兩相湍流流場的數值模擬Experimental evaluation of an active vibration control system for wind tunnel aerodynamic models
跨聲速風洞測力模型主動減振系統的試驗研究Abstract : acoustical experiment of low noise wall models for testingsection in transonic wind tunnels is introduced in this paper
文摘:介紹了跨聲速風洞試驗段低噪聲壁板模型的聲學試驗。Abstract : with an optical probe based on the principle of multi - wavelength light extinction, size and concentration of droplet were measured in a transonic wind tunnel. this paper presents the measurement results
文摘:應用基於多波長消光法原理發展的光學探針，測量了跨聲速風洞中不同馬赫數濕空氣流自發凝結形成的水滴尺寸及濃度，並給出了實驗結果。The focus, field of view and transmissivity of the optical system of the receiver are analyzed. a high - speed transimpedance amplifier circuit is designed with optimized noise. through the noise model
設計了一種噪聲優化的高速跨阻前置放大電路，根據跨阻放大電路的噪聲模型詳細分析了輸出噪聲電壓、信噪比和信號動態范圍。The cell - centred finite volume algorithm, nnd finite volume algorithm and ausm + finite volume algorithm are studied for solving the euler equations, their abilities for hypersonic problem are studied especially
本文分別對格心有限體積格式、 nnd有限體積格式和ausm +有限體積格式進行了研究，在求解euler方程的基礎上，研究了它們對跨音速以及高超聲速流場計算問題的解決能力。In order to research the aerodynamic characteristics of grid fins effected by width to length ratio, the grid fins of three hight to width ratios were adapted in wind tunnel experiments at subsonic, transonic and supersonic speeds
為研究它對柵格翼氣動特性的影響規律，本研究採用風洞實驗的方法對3種不同格寬翼弦比的柵格翼在亞、跨、超聲速3個馬赫數下進行了氣動特性的研究。The comparison showed that : ( l ) farassat 1a formula is the simplest one and work well for the subsonic rotor. ( 2 ) both kirchhoff formula and k - fwh formula can predict the nonlinear noise generated by transonic rotor ; ( 3 ) when the surface is not positioned in the linear region, kirchhoff approach for rotating integration surface could lead to substantial error, but k - fwh formula can still work well
數值研究表明： farassat1a公式在預測線性噪聲方面簡單有效，適用於亞音速旋翼的噪聲預測； kirchhoff公式和k - fwh公式均能夠預測跨音速旋翼聲場，並且具有較高的精度；當聲源面位於流動非線性時， kirchhoff公式會導致很大的計算誤差，而k - fwh公式不存在這樣的問題。Through the paper " s study, the cell - centred finite volume algorithm and the 2 - order ausm + finite volume algorithm can solve the subsonic flow problem well ; the nnd finite volume algorithm and 2 - order ausm + finite volume algorithm can solve the hypersonic flow problem well
研究表明，對于跨音速問題，格心以及二階ausm +格式解決的很好；對于高超聲速問題， nnd和ausm +格式解決的很好。The flowfield over low - drag and long - range projectile with small attack angle is numerically studied from transonic to supersonic velocity. it provides basic work for aerodynamics characteristic of this projectile and for lateral jet interaction flowfield, and it shows this projectile can decrease drag. zonal method is tried to compute flow over projectiles and results is satisfied, but computation is much slower
系統研究了低阻遠程彈丸在小攻角狀態，低跨聲速、高跨聲速和超聲速時的非對稱繞流流場，為該彈形氣動力研究提供理論指導並為彈丸側噴流研究奠定基礎，結果顯示低阻遠程彈丸外形具有優化繞流場、減小空氣阻力的特點。3. we put forward a combine algorithm for predicting the aerodynamically generated noise using different methods mentioned above, and developed a computer code named " nospre " to predict acoustic noise generated by rotors 4
Nospre集成了三種噪聲預測方法，可採用固定或旋轉的聲源面來預測跨音速旋翼懸停和前飛時的氣動噪聲。分享友人