迭合法 的英文怎麼說

中文拼音 [diě]
迭合法 英文
method of superposition
  • : Ⅰ動詞(輪流; 替換) alternate; change Ⅱ副詞1 (屢次) repeatedly; again and again 2 (及) in tim...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  1. Based on the above, another mathematics model for calculation about saturation index ( complex compounds considered / unconsidered ) which can reflect water - rock interaction ' s state has been built up, moreover newton - raphson which is a iterative way has been used to resolve the mathematics model, the results show that si ' s value accord better with practice when complex compounds are considered.

    在此基礎上,建立了旨在反映水-巖(或礦物)系列間反應狀態的飽和指數si的數學模型,採用newton - raphson進行求解。在計算中,分別考慮絡物的影響和不考慮絡物的影響。結果表明,基於考慮絡物的影響所求得的si值比較符實際。
  2. Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force

    丹山橋的結構特點,通過對斜拉橋施工控制及結構計算方的探討,提出了有效的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波作為施工參數識別與調整的自適應施工控制方;通過正裝確定其理施工狀態,並考慮混凝土的徐變效應,提出了理的預留拱度和索力調整方案。
  3. We analyze the assembly model and propose a mathematics model and tree - representing model of the assembly who not only has a small data size, but also can be manipulated easily. this thesis not only gives the virtual representing concept the instance representing one, but also defines the concept of assembly constraint such as coupling, being alignment, being coaxial and being equidirectional. based on such concepts, a revised newton - raphson iterative algorithm is proposed, which can deal with the singularity and ill - condition of jacobi matrix

    首先分析了裝配體的模型問題,提出了裝配體的數學模型及樹形式表示的裝配體表示模型,模型具有數據量小、操作簡單的優點:文章對所涉及的約束諸如耦、對齊、同軸、同向的裝配體位置描述概念進行了定義,引入了裝配約柬概念,從而提高了裝配設計效率;在此基礎上,文章討論了裝配約束的求解方,提出了newton rapson的改進演算,使得系統能更好地處理jacobi矩陣的奇異和病態的情形。
  4. This paper employs the dynamic - static force principle to simplify the mathematical models, and employs the virtual - displacement principle and adopts the sor digital algorism to extract the dynamical performances. the solutions extracted is coincidental with the practical situations

    本論文應用了達朗貝爾原理簡化數學模型,並應用虛位移原理和sor求解機構的動力特性,求得的模擬曲線與實際情況比較吻
  5. After then, a new method of solving the minimal cuts of s - coherent tree based on bdd and prime number was given in the qualitative analysis of fta based on bdd, the prime implicant sets of non s - coherent tree was calculated by an iterative method

    再次,在基於bdd的故障樹定性分析研究中,提出並實現了基於bdd和素數相結的單調關聯故障樹最小割集求解的新方,用實現了非單調關聯故障樹質蘊含的求解。
  6. The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible

    該體系具有高度非理想性,氣液相平衡模型採用nrtl - hoc和uniquac - hoc模型,採用切平面判據對進入分層器中的液相進行液相穩定性測試,提供液液相分離計算的初值,再結牛頓拉夫森運算求得相分割系數,根據物料衡算求出各相組成,循環代可求得分層各組分數據,共沸精餾模擬計算採用那夫塔列-山德荷姆全變量代演算
  7. Abstract : three - dimension wheel - rail contact geometry is taken into account in studying the vibration between bridge and vehicle. the iteration method of wheel - rail creep force is proposed to improve the existed calculating method

    文摘:對車橋耦振動研究中輪軌關系的線性方進行了改進,提出考慮三維非線性輪軌接觸幾何,採用求解向力和蠕滑系數。
  8. Bonding structure and plastic : maxxon all the joints size lap, to adopt additional protection bao - belt take overlap joints used in combination of both methods and closure tape strengthen the protection, and it is designed specifically for marine use, this design yachts given stern plate on the floor of the high durability

    結構和膠: maxxon的接縫是全部尺寸搭接,為了額外的保護採用保強帶在搭接縫內採用重並結內外封膠帶做加強保護,並且它的設計是專為航海使用的,這種設計賦予遊艇艉板的地板部分極高的耐用性。
  9. By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion

    由此得出結論,在非線性磁場計算中:採用的情況下,在各代循環之間進行磁導率修正時,一個欠鬆弛代過程是必需的;對永磁體中的等效電流修正時可以不作欠鬆弛代;在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值,會使得插值求出的磁導率在該磁飽和值附近有一突變,這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中,由於微波管磁路比較復雜,作者認為磁體的工作點並不能很好地反映磁體的工作狀態,而採用平均磁能積為衡量磁體工作狀態的標準更加符微波管磁系統的實際情況;要表示磁系統設計好壞的程度,則用磁能利用的效率為標準更好。
  10. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組件自適應識別系統;闡明了圖像的分通道自動採集過程,以及對採集到的原始圖像所進行的預處理方。通過採用哈夫變換去除偽邊緣點的方,有效地解決了識別區域的定位問題。針對裝配零件(主要是墊片)薄、小導致圖像信息少、識別難度大,以及材質不一導致採集到的組件圖像亮度波動等問題,提出了使用最佳閾值和使用種子填充的圖像串列分割技術,自適應地找出最佳閡值,使墊片和背景分離,從而提取墊片數目信息。
  11. Monotone iteration method generalized solution of nonlinear weakly coupled equations

    非線性弱耦方程組廣義解的單調
  12. Based on the convergence criterion of root - mean - square ( rms ) of phase and output power, the actual intensity on reflectors are solved with fox - li iteration so that the deformations of mirrors and one - way phaseshifts are calculated. by simulating one - way phaseshifts with zernike polynomial, the laser modes are studied with method of iteration and geometriy. the evaluation factors of components influences on beam quality is discussed

    根據相位均方根值代收斂準則和輸出功率,用fox - li求出反射鏡上實際的光強分佈和熱源,得到鏡面的位移變形和單程附加相移,以zernike多項式擬單程附加相移,分別用和幾何計算了腔鏡變形時的腔模光場,建立了光學元件對光束質量影響的評價因子,研究腔鏡冷卻效果和冷卻方式,對輸出耦鏡的變形進行了分析。
  13. The fractal generated by 3x + 1 conjecture is one of them. the main contents of the paper conclude : the fractal attributes, applications and artistic fractal images producted by the generalized 3x + 1 function

    本文利用調色板技術,軌跡井跟蹤技術和牛頓,以及它們的結繪制3x + 1推廣函數的藝術分形圖像。
  14. Secondly, to analyze seismic response of the concrete gravity dam, subspace iterative method was applied to compute free vibration period of the dam, time integration method was built up for the seismic time history analysis and formulation of coupled vibration of reservoir water and dam were also deduced

    其次,針對混凝土重力壩的地震響應分析問題,採用子空間計算了大壩的自振周期,建立了地震時程分析的逐步積分方,並且推導了庫水和壩體耦振動的理論公式。
  15. One self - anchored suspension bridge is the subject investigated, the finite element program " midas " is adopted to establish the spatial computation model of the suspension bridge, and the subspace iteration method is used to calculate the natural vibration frequencies and modes of the bridge, the bridge ' s dynamic property and rigidity feature are discussed with the computed results

    摘要以某自錨式懸索橋主橋為研究對象,採用midas有限元程序,建立了該橋的空間力學計算模型,利用子空間計算了該橋梁結構的自振頻率和振型,結計算結果對橋梁的動力特性和剛度特點進行了討論。
  16. The consistent mass matrix for the assembled element was derived to transform the dynamic equation to the generalized eigenvalues problem that can be solved using the inverse iterative method. moving frequency technique was also adopted in the calculation

    本文還推導了組單元的一致質量陣,將動力學方程轉化為廣義特徵值問題,用逆求解,並在計算中採用「移頻」技術,對潤揚懸索橋和青馬大橋進行了振動計算。
  17. The example in the paper shows the efficiency of shift frequency together with inverse iteration to perform the dynamic topology optimization with frequency constrain

    文中的的算例表明移頻與逆后對頻率約束的動力拓撲優化問題非常有效。
  18. Abstract : an improved inverse power method for calculating the eigenpair of a structure is presented based on the combination of the inverse power method and topological variation method of structures

    文摘:將矢量逆與結構拓撲變化起來,給出了一個用於求解結構特徵值及特徵矢量的改進的矢量逆
  19. ( 2 ) based on the wave equation in the acoustic fluid space and the theory of thin - wall structure, the non - symmetrical coupled structure - acoustic dynamic equation without damping is studied. the non - symmetric system of the finite element model for coupled structure - acoustic response is solved by the conjugate subspace iteration method

    由聲空間波動方程和薄板理論出發,對聲場?結構耦系統的模態分析提出了有限元數值方,採用共扼子空間對非對稱特徵方程進行處理,採用靜凝聚消除質量矩陣的奇異性。
  20. 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、平滑因子傅立葉變換推導出駐留時間的演算,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。
分享友人