擬三維的 的英文怎麼說
中文拼音 [nǐsānwéide]
擬三維的
英文
p3d-
The quantitative computing on the heating furnace lining damage detection is based on the inverse heat conduction theory, the lumpish damage shape is discussed and computed by two and three dimension numeric simulation. the computing results are found to be satisfactory with the experimental results
加熱爐襯里損傷探測定量計算的理論基礎是導熱反問題,本文就塊狀損傷形狀進行了二維與三維的數值模擬計算,其計算結果與實驗結果基本吻合。Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency
本文企圖在前人的基礎上,通過建立相應的數學模型,用流體流動數值計算方法來模擬室內三維的紊態氣流中的污染物濃度分佈,進而分析計算室內的通風效率,得出通風效率較好的室內氣流組織形式。In arbitrary curvilinear coordinates, the wall function is used for treating near wall regions. the influences of two different inlet gas parameter distributions and turbulent combustion models, as well as three different afterburners on turbulent combustion flow fields and wall temperature profiles are calculated. comparisons of experiment results and calculations results show that second - moment combustion model is reasonable for modeling turbulent reacting flows, inlet gas parameter distributions is more important. calculation method is reliable and can be used for the optimum design of afterburner
數值研究三種不同幾何形狀、兩種進口氣流參數分佈、兩種紊流燃燒模型等對加力室內各氣流參數、隔熱屏和加力室筒體壁面溫度分佈的影響,計算結果與試驗數據比較表明:不同幾何形狀加力室對加力室內紊流燃燒流場的影響要比進口氣流參數分佈大些,正確給定進口氣流參數分佈較為重要,二階矩紊流燃燒模型更適用摸擬三維紊流燃燒流動,計算方法合理,編制的計算程序可靠,可供加力燃燒室優化設計用。Camera calibration method based on virtual 3 d target in the vision sensor
視覺傳感器中攝像機的虛擬三維靶標標定法5. the system developed two 3d animated drawings to simulate the movement of slab and braiding process of 3d two - step braiding
5 、利用計算機實時三維動畫,逼真地模擬三維編織的底盤運動過程和三維編織過程。It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model
它可應用於任何復雜的傳播環境中,能找到發射機到接收機之間的所有電波傳播路徑而無須冗餘的計算,是一種準三維的預測模型;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射線跟蹤法,所以它無須進行接收測試;而且由於採用了反向演算法,運用數據結構中多叉樹的概念,先確定需要計算的場點位置,找出所有能從源點到達場點的射線,並且可一次性建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算速度,因而有較高的接收效率與精度。本文對該模型進行了相應的模擬,並將其預測結果與實測結果以及基於cost231經驗性模型和基於強力射線跟蹤確定性模型的預測結果進行了比較,結果表明了該模型的優越性。Furthermore, for problems with submerged vegetation, a 3d les model named 3d k - 1 les has been set up
針對淹沒植物情況,建立了三維的河道水流紊流運動大渦模擬數值計算模型,稱為3dk - lles模型。Hence, how to construct a 3d, highly reality and good interaction virtual environment is an important task for the application of vr technology
如何針對具體的應用,構建一個三維的、高逼真的和具有好的交互性的虛擬環境系統是應用虛擬現實技術的一項重要課題。The results of the three dimensional simulation emphatically show flow characteristics change along the spillway width and furthermore verify that the combination of k - e turbulence model with the vof model and unstructured grid can successfully simulate complex three dimensional turbulent flow on the stepped spillway
三維計算著重體現了流場沿溢洪道寬度方向的變化規律,進一步驗證了vof模型、非結構網格與卜。紊流模型相結合能夠成功地模擬三維階梯溢流壩面復雜流場。In this dissertation, we present an algorithm of view - dependent continuous level of detail terrain simplification and 3d clouds rendering based - on fractal. the terrain mesh generated by using previous random mid - point displacement is usually uniform
首次將層次細節lod技術引入到分形地形繪制中,並將該方法成功應用於三維的雲彩繪制,利用隨機函數特性模擬雲彩的動畫。On the appearance, its simple and unsophisticated voltage, is exactly like the antiquated real wood, the natural feeling that the artificial wooden line lets you come back, the surface pitches the keeping type relief, the strong three - dimensional effect brings you into one three - dimensional world
外觀上,它古樸電壓,酷似古舊實木,模擬木紋讓你回歸自然的感覺,表面扎壓式浮雕,強烈的立體感把你帶入一個三維的世界。The numerical simulation models for the three - dimensional wind field and concentration field are set up through solving the equations of atmospheric dynamic - thermodynamics and diffusion equation for a complicated terrain, which are verified by combining the practice of yunnan kaiyuan electric power plant
通過術解復雜地形上的大氣熱力- -動力學方程組及擴散方程,建立了三維的風場、濃度場的數值模擬模式,並以雲南開遠電廠為例對模式進行了驗證。Comparing with the traditional design in 2d, the 3d design methods by computer aided have more beyond challenge advantages
基於三維的設計較之傳統的二維設計方法具有無法比擬的優越性。It makes the students study in the three - dimension space, and solve the difficulties during the course of studying
使學生能在虛擬三維空間進行學習,隨時解決學習中遇到的困難。One three - dimensional simulation ? which had to run for 12 hours a day every day for more than a year to simulate 300, 000 years ? depicted the onset of a reversal as a decrease in the intensity of the dipole field
一個三維的模擬(必須每天運算12小時,並且持續一年,才能得出30萬年的模擬結果)所描繪出的反轉事件,是開始於偶極場強度的衰減。The virtual robot model is built using pro / e and then the model is transferred to adams using m / pro. two representative robot work mode are simulated and the paper gives the joint angle curves and joint velocity curves
用pro / e軟體建立機器人的虛擬三維裝配模型,利用pro / e和adams之間的無縫連接軟體m / pro將pro / e里的模型導入adams軟體中。From seemingly, it plain elegantly resembles the ancient solid wood, the simulation wood grain lets you have the return natural feeling, the surface grips presses the type relief, the intense stereoscopic effect brings you to enter one three dimensional world
3從外觀上,它古樸典雅酷似古舊實木,模擬木紋讓你有回歸自然的感覺,表面扎壓式浮雕,強烈的立體感把你帶入一個三維的世界。Direct numerical simulation of the two - way coupling effects between particles and fluid in the three - dimensional particle - laden mixing layer
直接數值模擬三維氣固兩相混合層中顆粒與流體的雙向耦合The moving grid of type c - h for wing are generated by an algebraic procedure. the steady and unsteady transonic ( and subsonic ) viscous flows around wing are numerically simulated. the 3 - dimensional time - averaged compressible navier - stokes equations with b - l or j - k turbulent models are solved by the implicit lu - n7nd algorithm
用代數方法生成機翼的c - h型運動網格,從三維非定常n - s方程組出發,利用lu - nnd有限差分格式和b - l或j - k湍流模型建立了一種數值模擬三維機翼的亞、跨、超音速定常及非定常粘性繞流的方法和程序。A complicated model has been setted up to simulate the sodium flow in hot and cold plenum under normal condition and reactor scram of cefr, using fine grid to simulate the reactor internals and important equipments. this slove the problem that the simulation grids are very coarse in the precedeable work, and the accuracy and reliability of the simulation are improved. 4
對cefr的額定工況和全廠斷電工況下的堆內過程進行了復雜的數學建模和分析,使用了精細的六面體網格,對堆內構件和重要的設備進行了三維的數值分析,克服了以往數值模擬中網格過于粗糙的缺點,使數值分析的準確性和可信度大大提高; 4分享友人