遞推積分法 的英文怎麼說

中文拼音 [dìtuījīfēnfǎ]
遞推積分法 英文
integration by successive reductions
  • 遞 : Ⅰ動詞（傳送;傳遞） hand over; pass; give Ⅱ副詞（順著次序） in the proper order; successively
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 積 : Ⅰ動詞（積累） amass; store up; accumulate Ⅱ形容詞（長時間積累下來的） long standing; long pending...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 法 : 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...
  • 積分 : 1. [數學] integral; integrate; integration 2. [體育] （積累的分數） accumulate points
  1. By means of error analysis of recursion process of precise integration, it is found that the essential reason of obtaining the high precise numerical results of exponential matrix in the precise integration method is that the relative error of numerical computation is not enlarged in a whole recurrent process

    通過對精細積分法遞推過程的誤差分析，發現該方法能獲得高精度數值結果的根本原因是：數值計算的相對誤差不隨遞推過程的進行而擴散。
  2. In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,

    根據節能設計要求，本文用熱力學的方法，並根據多孔介質中多相流體流動描述方面的最新研究成果? ?體積平均方程，建立了墻體熱、濕和空氣耦合熱質傳遞模型，並推導出熱、濕和空氣耦合傳遞等效擴散方程；找到建築墻體熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕容量_ l 、氣壓p _ c和溫度t 。開發了單體材料墻體熱質傳遞數值模擬軟體，用實測數據對軟體進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻體在熱、濕和空氣耦合作用下建築墻體內的溫度和濕度分佈規律。
  3. Periodic, quasi - periodic and chaotic motions show on alternately when the rotating speed is near to 2 / 3 0. combined step - by - step integral method with traditional transfer matrix method, an increment transfer matrix method is put forward. based on riccati method, the increment transfer matrix method is used in a multi - mass model

    將逐步積分法與傳統傳遞矩陣法相結合，提出了增量傳遞矩陣法思想，文中相該方法應用於多段集中質量模型，並結合riccati法，推導了汽輪發電機組軸系彎扭耦合振動響應計算的矩陣表達式，並開發了一套較完善的汽輪發電機組彎扭耦合振動分析軟體。
  4. 2. under the condition that the layered soil surrounding pile can be simulated with general voigt model or general maxwell model, the mathematical equations for longitudinal vibration of a pile with self - viscosity is established in the form of integral transformation, and the corresponding solution is obtained by using impedance function

    2 、分別建立了樁側土為廣義voigt模型和廣義maxwell模型條件下考慮樁身材料阻尼的成層地基中樁縱向振動的積分變換形式定解問題，並採用阻抗函數遞推法得到了相應解。
  5. In the first part of this paper, resorting to the idea of hadamard principle value and induction, we discuss the inductive definition, existence of hadamard principle value, recursive formula, computation formula, differential formula on the sense of hadamard principle value for several kinds of quasi - bochner - martinelli - type high order singular integrals with one singular point

    本文藉助于高階奇異積分的hadamard主值的思想以及歸納法的思想，在第一部分討論了幾類含一個奇點的擬bochner - martinelli型高階奇異積分的歸納定義， hadmard主值的存在性，遞推公式，計算公式，以及在hadamard主值意義下的微分公式。
  6. Firstly, according to the characteristic that the doppler frequency shift signal can be approximated as a single sinusoid signal, the extended sinusoid signal retrieval ( pisarenko and esprit ) methods are presented and signal state and measurement formulations are developed, so the kalman filter recursive method is got. the brief introduction of low velocity moving target doppler frequency shift signal wigner - ville transformation and wavelet transformation expression are presented in this paper. secondly, because the clutter is gaussian distribution, cumement and high - order spectrum based methods are presented and the simulation results prove their good performance to suppress gaussian clutter in low velocity moving target doppler frequency shift signal processing

    一個方面是根據低速目標的多普勒信號可簡化為單一正弦波形式這一特點，得到了擴展的高斯色噪聲背景下的諧波恢復演算法，即高斯色噪聲中的pisarenko諧波恢復法和旋轉因子不變法（ esprit ） ；並推導了信號的狀態方程和觀測方程，進而得到基於卡爾曼濾波的遞推演算法對信號進行提取；本文還簡單的介紹了低速運動目標的多普勒頻移信號的wigner - ville變換與小波變換；另一個方面是針對雜波服從高斯分佈這一特點，提出了對接收信號求累積量和高階譜來對高斯雜波進行抑制。
  7. Another mode of the total t matrix is derivated from the integral equation. finally the calculation result of two dielectric cylinders pro ves the effectiveness of windowed function and the correctness of the expression of the total t - matrix. windowed function is also applied into fma, which can accelerate the computation speed of the fma

    另外還從積分方程出發，推出了遞推了矩陣法的總體t矩陣的另一種表達形式，最後計算了兩個不同介質圓柱體的散射場，證明了引入窗函數的有效性、推出的總體了矩陣表達式的正確性。
  8. By the theory of z transformation of linear system and matrix, we proved the validation of the averaging filter method using in ietd to cancel oscillation. then we illustrate the disadvantage of using averaging filter and give a new averaging filter that we note as phase - modified averaging filter, which can reduce the disadvantage. at the end of this chapter, we study the potent of reducing the time - cost of ietd by taking account the short duration characteristics of incident impulse

    本文第二章，首先簡述了時域積分方程遞推解法（ ietd ） ，然後推導了應用於旋轉對稱體的，能夠減少計算量的ietd方法，重點闡述並應用線性系統的z變換理論和矩陣理論研究了ietd方法中遇到的穩定性問題，從理論上證明了平滑濾波技術的有效性，指出了它對計算精度的影響，並在分析的基礎上提出了新的相位修正平滑濾波方法。
  9. By combining the numerical integral method, the conventional transfer matrix method that can not be applied in the time varying or nonlinear problems is expanded into the nonlinear multibody system dynamics in this paper

    本文結合數值積分法，將不適合於時變、非線性系統的經典傳遞矩陣法推廣到非線性多體系統動力學，形成了多體系統離散時間傳遞矩陣法的基本理論。
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