誤差橢圓 的英文怎麼說

中文拼音 [wùchātuǒyuán]
誤差橢圓 英文
ellipse of errors
  • 誤 : Ⅰ名詞（錯誤） mistake; error Ⅱ動詞1 （弄錯） mistake; misunderstand 2 （耽誤） miss 3 （使受損害...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 橢 : Ⅰ形容詞（卵形） oval-shapedⅡ名詞[書面語] （長圓形的容器） elliptic vessel
  • 誤差 : error
  • 橢圓 : [數學] oval; oval shaped; ellipse; ellipsoid橢圓規 ellipsograph; [圖] elliptic trammel; 橢圓軌道 ...
  1. Based on the method expressing the positional uncertainty of point entities in surveying and mapping, uncertainty ellipse was employed to characterize the uncertainty region for the error dispersal of 2d target ' s position, and uncertainty ellipsoid for the 3d target. 1 - uncertainty ellipse was derived from positional error covariance

    借鑒測繪學科中衡量點元位置不確定性的方法，分別用橢圓和橢球來表示二維目標和三維目標的位置誤差散布的不確定性區域。
  2. Based on the error theory of point measurement are the identifying of the error range set, sketch of the error ellipse, analysis on displacement of the monitoring sites and error detection, providing a fundamental theory infrastructure for dynamic assessment of surface displacement and gray prediction

    根據點位測量的誤差理論，確定定誤差值域范圍，繪出誤差橢圓；對各監測點進行位移與誤差判別分析，為地表位移動態分析和灰色預測提供理論基礎。
  3. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型，通過對非線性方程組的迭代求解，得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數，得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形，並求得了瞬時傳動比的誤差曲線。
  4. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器，設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構的傳動精度、最小步距、最小步距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理，認為新型橢圓凸輪波發生器克服了加工誤差帶來的諸多問題，新型橢圓凸輪波發生器可以進行尺寸精度調整，能夠達到輸入力矩以純力偶的形式輸入;通過本項研究，基本可以使「大速比摩擦傳動機構」在工程中得以應用。
  5. Study proves that the accuracy of the underground control measures is much more important than the accuracy of the surface control network, and the basic principle applies to the vertical breakthrough

    通過計算它們的相關誤差橢圓確定貫通點的貫通誤差結果證明，地下控制網的精度比地面控制網的精度更為重要。
  6. In chapter three, we consider the finite volume element mstheods for nonlinear hyperbolic problems on the basic of the chapter three, optimal order error estimates in the h1, l2norms and w1, almost optimal error estimates in l are also demonstrated

    在第二章的基礎上也得到了h ~ 1 ， l _ 2和w ~ （ 1 ， ）誤差估計以及l _最優誤差估計和近似解和真解的廣義橢圓投影間的超收斂估計。
  7. In chapter two, we consider the finite volume element methods for nonlinear parabolic problems optimal order error estimates in the h1, l2norms and w1, almost optimal error estimates in l are demonstrated. moreover superconvergence in the error between the approximate solution and the generalized elliptic projection of the exact solution is also shown

    第二章考慮非線性拋物方程的初值問題的體積有限元法，並證明了h ~ 1 ， l _ 2和w ~ （ 1 ， ）誤差估計以及l _最優誤差估計，而且還得到了近似解和真解的廣義橢圓投影間的超收斂估計。
  8. To machine the honeycomb sandwich, an interpolation method based on a rotary axis is also studied. with the round vector function and rotary movement group, a model of the error curved surface of the theoretical ellipsoid is set up to describe the actually measured surface

    以圓矢量函數和回轉運動群為工具討論了曲面的誤差變換，利用理論橢球面的誤差曲面建立了實測曲面的數學模型，通過求解理論曲面的法線實現了實測曲面的等距計算和陰陽面數據轉換。
  9. This paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams, which are perpendicular to each other, caused by their reflecting from a metal mirror. also, it studies the non - linear error created by polarization and how the errors change. the study is very important for improving the measuring accuracy of polarized heterodyne interferometer

    主要分析兩束相互垂直的線偏振光經過金屬反射鏡反射后引起的橢圓偏振化的不對稱性，並研究由此產生的非線性誤差的變化規律，這對提高偏振光外差干涉儀的測量精度是極為重要的。
  10. Abstract : this paper analyzes the non - symmetry of elliptic polarization oftwo linear polarized beams, which are perpendicular to each other, caused by their reflecting from a metal mirror. also, it studies the non - linear error created by polarization and how the errors change. the study is very important for improving the measuring accuracy of polarized heterodyne interferometer

    文摘:主要分析兩束相互垂直的線偏振光經過金屬反射鏡反射后引起的橢圓偏振化的不對稱性，並研究由此產生的非線性誤差的變化規律，這對提高偏振光外差干涉儀的測量精度是極為重要的。
  11. There are many papers ( cf [ l ] - [ 3 ] ) have studied the method and error estimate for boundary integeral equation and elliptic boundary value problems, and obtain some superconvergent results by varied post - processings such as interpolation, average and extrapolation etc. in this paper, we mainly study the galerkin solution for first - kind boundary integeral equation and elliptic boundary value preblem. further more we can obtain superconvergence results by ( l _ ( 2 ) project ion ) least - squares processing for derivative of elliptic boundary value problems

    對于邊界積分方程與橢圓邊值問題的解法及誤差估計已有很多文章（參[ 1 ] - [ 3 ] ）研究，並且通過各種后處理如插值、平均、外推等得到一系列的超收斂結果，本文則著重探討一型邊界積分方程galerkin解通過l ~ 2投影（最小二乘）運算元處理后以及橢圓邊值問題的導數進行l ~ 2投影（最小二乘法）處理后可獲得超收斂結果。
  12. The missile ’ s lunch point parameters and burnout point parameters are estimated using boost phase state estimation, and the impact point is predicted according to ellipse trajectory theory. and the effect of the estimation error of the burnout point on the impact estimate precision is analyzed

    應用主動段的狀態估計值估計了導彈發射點參數和關機點參數，根據橢圓彈道理論進行了落點預報，並分析了關機點參數估計誤差對落點估計精度的影響。
  13. Chapter 3 deals with the lumped mass finite element methods and error estimations for fourth order nonstationary elliptic equation. chapter 4 disscusses finite element methods and error estimations for linear and nonlinear the hyperbolic equations. chapter 5 presents the lumped mass finite element methods and error estimations for the nonstationary stokes problem

    全文分六章，第一章緒論；第二章論述解拋物問題的質量集中非協調有限元方法及其誤差估計；第三章論述非穩態四階橢圓方程的有限元方法及其誤差估計；第四章論述線性與非線性雙曲型方程的有限元方法及其誤差估計；第五章論述stokes問題的質量集中有限元方法及其誤差估計；第六章論述管道bingham流的質量集中有限元方法及其誤差估計。
  14. Its contents include results on the finite element method for the dynamics equations, the lumped mass finite element methods and error estimations for solving the parabolic problem, fourth order nonstationary elliptic equation, the nonstationary stokes problem and bingham fluid problem, the finite element methods and error estimations for solving linear and nonlinear the hyperbolic equations

    內容包括關于求解工程力學方程有限元方法的最新結果。解拋物問題、非穩態四階橢圓方程、 stokes問題以及管道bingham流的質量集中有限元方法及其誤差估計，解線性與非線性雙曲型方程的有限元方法及其誤差估計。
  15. Programming for drawing error ellipse

    繪制誤差橢圓的程序設計方法
  16. Based on a thorough investigation on positional variances of quality control points of jacket, absolute error ellipse and relative error ellipse, which can show the precision of quality control points of jacket in any direction, are presented and then applied to quality control of jacket

    在對質量控制點的點位方差進行深入研究的基礎上，給出表示導管架質量控制點在任意方向上精度的絕對誤差橢圓和相對誤差橢圓，進而將這兩種誤差橢圓應用於導管架的質量控制中，從而使導管架的質量控制更有效和準確。
  17. Using the regularized greens functions and a duality argument, it is proved that the mixed finite element method proposed in this paper possesses the superconvergence by almost one order maximum norm estimates for the l2 projection of the function and quasi - optimal maximum norm estimates for the associated vector function for a strongly nonlinear second order elliptic problem

    本文利用正規格林函數及對偶論證技術證明了一類強非線性二階橢圓問題混合元方法對函數的l2投影具有幾乎超收斂一階的最大模誤差估計，對伴隨向量函數具有擬最優最大模誤差估計
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