arithmetic coordinates 中文意思是什麼
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In this thesis, used thermocouple to sense the temperature in the space of the hearth, attributed the thermocouple based on calorifics and scientific arithmetic, acquired data by data acquiring card, processed data according to the demand of setting up temperature model and drawing graphics and then caculated the coordinates of isothermal points and normals of isothermal facets, ascertained the order of connecting points and the model of construct, drawed the isothermal facet of temperature field with opengl at last
通過數據採集板卡進行數據採集並與計算機介面進行數據處理。然後，將處理后特殊點的溫度數據依據marchingcubes演算法建立數學模型求取等溫面上的點的坐標及各點的法向量等。最後，確定計算的三維坐標點的連接順序和拓撲模型，利用opengl進行等溫面的繪制、消隱和模式變換等工作。 -
It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods
本文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈，較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題，討論了用特殊函數來求解旋轉橢球坐標系下電磁場的解，並通過數值模擬研究了旋轉橢球諧振腔的本徵值和品質因數，並和球形諧振腔做了比較，主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈，並且分析了橢球腔內的諧振模式。 -
An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors
在ccos控制模型及理論計算方面，提出了一種適用於高次離軸非球面最接近球面計算的優化演算法，經計算，某矩形離軸非球面最接近球面半徑的求解精度較傳統的「三點法」有了較大的提高，理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ；提出一種基於磨頭與工件的相對位移量的控制模型，並且開發了阻尼卷積迭代演算法，引入「虛擬加工」的概念進行迭代求解和參數評價。 -
To control error accumulation during digitizing large model, such as 1 : 1 clay car model, we presents a measuring method combining off - shelf digital camera and atos, and arithmetic methods measuring the coordinates by digital camera
摘要針對逆向工程實施過程中，單純使用結構光學掃描儀對大型工件進行掃描產生積累誤差較大的缺陷，而且效率比較低，故使用數碼相機與結構光學掃描儀相結合的測量，並闡述了數碼相機測量坐標點的實現演算法。 -
This paper makes the feasibility design and study of the dtc ( direct torque control ) system based on analyzing some important parts, such as the arithmetic model of asynchronous motor in - coordinates, the choice of voltage vectors, and flux - linkages models, etc. the research work in this paper is described as follows : 1 analyzing of the dtc theory : material about the development and theory of dtc, the composing of dtc - system are presented in this paper
本文在詳細分析了定子坐標系下的異步電動機數學模型、電壓空間矢量和磁鏈觀測器的基礎上，利用直接轉矩控制技術，構建了基於dsp的直接轉矩控制系統。論文的主要工作包括以下三個方面： 1直接轉矩理論分析研究：針對直接轉矩控制理論在低速范圍轉矩觀測器和轉速波動等問題，採取了滯環模式切換，矢量細分等改進措施。 -
Based on the recognized 2d coordinates of the frame and the direct linear transform ( dlt ) arithmetic, we can figure out the parameters of every camera
基於識別出的框架標識點的二維坐標和直接線性變換（ dlt ）演算法，我們可以計算出每臺攝像機的參數。 -
Decoying technology is effective means that deal with the anti - radiation weapon. based on the noncoherent decoy theory, a radar decoy model is established in rfss. the sixty - four - dollar question about confirming the coordinates of decoy on the array is discussed, and a mathematical model is found to deduce resolving arithmetic. finally, the simulation experiment verifies its validity. it is important to evaluate the anti - interference characteristics and research the countermeasures of anti - radiation weapon
誘偏技術是對付反輻射武器的有效手段;在分析多點源非相干誘偏理論的基礎上，結合射頻模擬，對多點源非相干誘餌與反輻射武器的相對位置關系進行了研究，並給出了演算法，建立了模型，最後通過模擬對其進行了驗證;這對射頻模擬系統功能的完善、反輻射武器的抗誘偏性能評估的研究都具有重要的參考價值。 -
Instead of 640 fibers, it realized the large area multi - object observation by use of 4 000 fibers. according the request of project, mechanical character, controlling and positioning method were firstly analysized. then through studying geometry modeling, convex hull, polygon collision test and other arithmetic, the positioning, controlling and collision test method are proposed which are suitable for radial coordinates unit
本文根據工程的要求，首先對光纖定位裝置的機械特徵、控制方式、定位方法做了分析，然後通過研究現有的幾何造型、凸包構建、多邊形碰撞判斷等演算法理論，研究出適合極坐標運動單元的表示、控制、判斷方法，並最終在虛擬系統中實現了4000個光纖定位單元的存儲表示、定位控制、碰撞判斷（即實時監控） 。
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