方程誤差 的英文怎麼說

中文拼音 [fāngchéngwùchā]
方程誤差 英文
error in equation
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 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...
  • 誤差 : error
  1. Comparing the theory calculation and the experimental testing date. firstly, analyzing the same law to interpret the conditions of the equations accusative describing the air dealt with process and advancing the improving measures. secondly, analyzing errors

    對理論計算及試驗測定結果進行對比分析，一方面分析共有變化規律，以說明組合方程組較能準確描述實際處理過程的條件，從而驗證組合方程組的合理性程度；另一方面分析誤差產生原因，提出改進方法。
  2. Residual a posteriori error estimate two - grid methods for the steady navier - stokes equation with stream function form

    方程流函數形式兩重網格演算法的殘量型后驗誤差估計
  3. After the simulation of sins, the actual sins is studied, especially studying the compensation of gyro ' s excursion. and it proves that the compensation can improve the navigation accuracy of sins. on the basis of the realization of sins, the integrated navigation of position / velocity for gps and sins are established, and sins and gps integrated navigation is realized by application

    在實現sins的基礎上，研究了sins與gps的位置、速度組合導航，建立全球定位系統和捷聯慣導系統的誤差方程及位置速度測量方程，應用卡爾曼濾波技術實現了sins和gps的組合導航。
  4. Error estimates of characteristic finite element method for nonlinear advection - diffusion equation

    非線性對流擴散方程特徵有限元法的誤差估計
  5. Its biquadratic finite element approximation is considered and under the appropriately graded meshes, quasi - optimal order error estimates in the - weighted h ^ 1 - norm, up to a logarithmic factor in the singular perturbation parameter, are proved

    然後，考慮此方程在分層網格剖分上的雙二次有限元逼近，在-加權h ^ 1 -模意義下得到了至多相差一個關于攝動參數對數因子的擬最優階收斂的誤差估計。
  6. By changing of the difference of write address and read address, a delayed signal from read port is achieved. the two methods have different idea but reach the same goal and have the properties that are pure digital delay, little error, compendious circuit and maneuverability

    兩種方法異曲同工，為純數字延遲，具有抗干擾性強、誤差小、電路簡明，可操作性強等優點，既體現了設計的多樣性，又體現了fpga設計的靈活可編程特性。
  7. The relation of radius of curvature and error as well as formulas of increasing parameters on condition of constant error are diverted. the equation of the line on the center of approximate circular arc is obtained ， and it can avoids the trouble that numerical solution owns possibility of no convergence and simplifies node calculation of non - circular curve

    導出了曲率半徑與逼近誤差之間的關系和等誤差條件下的參數遞推公式，建立了通過逼近圓弧圓心的直線方程和圓心坐標計算公式.按這種方法用圓弧逼近平面參數曲線，不需要求解非線性方程組，避免了計算可能不收斂的麻煩，簡化了非圓曲線的節點計算過程
  8. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  9. Finite element method ( fem ) is an approximate solution in engineering, there exists some error in the analysis result, so it is important to check the result and to geta right view of the result in the analyzing process, then this can lead the right analysis in the next step

    摘要有限元法是一種工程近似求解的方法，存在誤差，所以在用有限元軟體進行工程分析計算時，很重要的一點是分析過程中必須審視分析的結果，對結果有正確的認識，從而指導工程分析的正確進行。
  10. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示；雲水向雨水的自動轉換過程採用grabowski （ 1999 ）的公式，考慮了雲滴譜的特徵和發展變化對該過程的影響，而不是採用原方案給定閾值的方法描述該過程；對連續碰並方程不再將粒子落速差作為常量提出積分號外，而是直接作為粒子直徑函數在積分號內求解，這樣處理可以迴避使用粒子群的平均落速帶來的誤差；增加了霰和雪、霰和冰晶的碰並微物理過程。
  11. During the evaluation method for the precision of missile aiming on the sea, setting up test structure system, confirming demand coordinate, putting up installation and calibration to test frame of missile silo, in the course of navigating, it was analyzed and calculated the direction error that brought by the incorrectness of the position of longitude and latitude

    在海上瞄準精度鑒定方法中，建立了試驗構建體系，確定了必要的坐標系，對彈筒試驗支架進行了裝調、校正和實際標定。對艇在航行過程中，由於艇的經、緯度不準確而帶來的定位誤差的影響進行了分析與討論。
  12. The finite element method error estimates for nonlinear pochhammer - chree equation

    方程的有限元方法誤差估計
  13. The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward

    2 、針對計算機控制光學表面成形（ ccos ）的加工方式、誤差收斂特點，研製了去除函數呈高斯分佈的雙轉子結構研拋模；採用脈沖迭代法、平滑因子傅立葉變換法推導出駐留時間的演算法，求解過程中根據工件面形的特點作了各種形式的簡化；提出了工件表面和研拋模的吻合誤差與局部壓強、材料去除率、收斂比之間內在關系的數學模型，並推導出相應的計算公式；分析了邊緣效應產生的原因，在加工過程中採用相對壓力因子對去除函數進行修正，可以消除邊緣效應的影響。
  14. Posteriorly, it is all positive of the science, education, civilization, sanitation expenditures in its configuration of the local expenditures. so there are very important to regions economy. the administrational expenditure is all negative, which interprets that it has exceeded its best scale

    由於體制背景、經濟數據的可獲得性以及指數平減過程誤差的緣故，本文在分析經濟變量之間關系的經濟計量檢驗方面存在一定的偏誤，但這並不影響研究結論的總體可靠性。
  15. The software has been worked out with vc + +, which can realized " real - time " processing to airborne image sequences. at this settings the system can process 25 frames per second, and the rmse is smaller than 0. 325

    用vc + +編程實現了對航攝圖像序列的實時處理，其幀處理率達25幀秒，均方根誤差小於0 . 32像素。
  16. A mathematical model in the grinding technology of explosion - proof surface is worked out to find out vibration characteristics, amplitude and phase, and educe the relation curve between shape error and technical parameter

    進而討論箱體零件加工工藝過程誤差轉換模型、形狀精度特徵、傳遞圖、描述方程、誤差轉換結構圖；提出防爆面磨削工藝系統的數學模型；求解出振動特性、幅值和相位，得出了形狀誤差與工藝參數的關系曲線。
  17. The influences of the driving error and hysterisis error to the closed servo system were analyzed and their calculation methods have been put forward

    分析閉環伺服系統前向通道上精密傳動裝置的傳動誤差和回程誤差對伺服系統性能的影響，提出計算方法。
  18. The range correction method error decreases with the navigation time but the instrument error increases, so the best navigation time should be chosen with both sides considered

    射程修正系統的方法誤差隨著導航時間的增加而減小，但由於導航參數誤差有隨著導航時間增加的趨勢，慣導系統工作時間要綜合考慮以上兩方面因素后確定。
  19. Ensuring the short - range, medium - range and long - range errors, using the covariance evaluation and processing program for experimental data, the covariance matrices were constructed for each set of experimental data

    在確定各家數據的短程、中程和長程誤差的大小之後，用實驗數據協方差評價處理程序，構造出每一家數據的協方差矩陣。
  20. Firstly, the existing extrapolating method of stress concentration factor from measured neighboring stress or strain is reviewed briefly, then, course of gm ( 1, 1 ) model, error source and criterion of examining precision are introduced

    文中首先對已有的應力集中外推方法作了簡要概述，然後，介紹了灰色系統理論gm （ 1 ， 1 ）模型的建模過程、誤差來源及精度檢驗標準。
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