近似模擬 的英文怎麼說

中文拼音 [jìnsìmónǐ]
近似模擬 英文
a roximate simulation
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 近似 : approximate; similar; approach; approximation; roughness; propinquity
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. Based on the analysis of mechanism for joint region, the " frame - wall " and " aslope compression stub column " mechanical models and yielding patterns of core zone of the joints are set up. the shear load - carrying formulation for joint core zone is also given in terms of plastic ultimate analysis. and then, the comparisons between the formulas given in this paper and that of chinese design code ( draft ) and nonlinear fem as well are presented

    對節點核心區的抗剪，通過受力機理的分析，建立了鋼「框架剪力墻」加混凝土「斜壓短受力體系及其屈服機制，根據塑性極限分析，給出了節點核心區抗剪承載力計算的迭加公式， 《規程》公式和非線性有限元近似模擬分析結果進行了比較。
  2. The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn

    在對漏磁檢測原理進行詳細介紹的基礎上，得出了帶偶極子模型的近似解析解，並以有限元數值模擬分析為主要手段，以鋼板上缺陷為對象，分析了各因素對缺陷漏磁場產生影響的不同規律，同時模擬分析了板上平行的兩條裂紋，四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵，得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋，宜用漏磁分量bx作為缺陷識別的特徵量。
  3. Results contrast with the unimproved or some previous models, the features of tumor microvascular networks generated from our model by simulating the angiogenesis in caecum tumor, such as vascular tortuosity, branching and anastomosis, are closer to the physiological facts and more resemble the experimental observations

    結果對盲腸腫瘤微血管網進行數值模擬，與改進前的模型和其他模型比較，本模型生成的腫瘤微血管網結構特徵，如血管的走向、扭曲、分叉與融合等，更接近生理實際，與實驗觀測圖像的相似度更高。
  4. Second, this paper analyzes the time - frequency distribution of the clutter from airborne pulse doppler radar ( pdr ). the side - lobe clutter, which is the main factor to influence the pdr, is analyzed and calculated. based on the simulation of typical geometry of the land, we analyze and discuss the side - lobe clutter and concluded that the dft of can be considered as the phase of the coho

    並且根據各種典型地貌的近似模擬，從統計特性上和頻率域上對脈沖多卜勒雷達的旁瓣雜波進行了分析討淪，還得出脈沖多卜勒雷達的dft可以近似地看作相參積累，並在程序的編制中利用了這一個結論。
  5. The secondary electron effect is incorporated into the simulation, which are divided into true secondary and reflected primary electrons

    分析了次級電子發射的特性，在模擬中將次級電子近似分為真實次級電子和反射的原電子分別處理。
  6. A d converter, successive approximation

    連續近似模擬數字轉換器
  7. Based on the analytic analysis of the linear synchronous motor ’ s layered model, the paper deducted the composing of air gap magnetic fields and the analytic expression of levitating and advancing force. these results provide theoretic guidance not only for the analysis and measurement of the vehicle ’ s air - gap magnetic fields but also for the eatablishment of the

    採用各向異性介質近似模擬齒槽區域，並引入定子和轉子等效電流層的概念，建立了直線同步電機的磁場分層模型，在此基礎上得到了氣隙磁場的組成以及懸浮力和推力的解析表達式，為氣隙磁場的分析和測量以及列車運動情況下電磁力軟測量模型的建立提供了理論指導。
  8. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方法，以平頂山八礦己二采區己15和己（下標16 - 17 ）煤層實際地質資料為基礎，分析了近距離煤層上煤層開采時，在上煤層采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影響范圍；一定范圍內底板中集中應力的傳遞及漸衰減特徵。
  9. Artificial neural network ( ann ) is a approximate simulation of biologic nerve system, which is a network model with a special algorithm got from biologic prototype after abstractly research

    人工神經網路是對生物神經系統的近似模擬，是把生物原型通過理論研究抽象成為具有某種特定演算法的網路模型。
  10. This paper designs a measurement system and measures the main properties of power line practically. the characteristics of power line are analyzed in detail, and a power line channel model is presented which consists of the parametric transfer function model and the simulating model of background noise, narrow noise and impulse noise. simultaneously the simulating method on the computer is presented

    本文設計了一個測量系統對實際電力線通道的主要特性進行了測量，詳細分析了電力線的信號傳輸特性和噪聲特性，給出了一個實用的室內電力線通道模型，包括參數化的傳輸函數模型以及背景噪聲、窄帶噪聲和脈沖噪聲的近似模型，並給出了計算機模擬實現方法。
  11. Analog simulation of the law of overlying strata movement under close quarters goaf mining

    近距離采空區下開采覆巖移動規律相似模擬研究
  12. The rsm approximation models can be efficiently used to reduce the number of exact cfd analysis, create smooth response functions and improve convergence of optimization algorithms. at the stage of rsm and sqp iterations, once the design cannot be improved based on rsm, exact analyses will be performed by 3d navier - stokes cfd

    5 .在局部尋優階段，採用了全三維流場數值模擬程序對近似模型進行校正，用sqp方法對近似模型進行局部尋優，既保證了氣動性能分析的精度，又大大減少了實際數值模擬的總計算開銷。
  13. Analogy simulation research on mining of closed distance coal seam group of qianjiaying coal mine

    錢家營近距離煤層群開採的相似模擬研究
  14. Generally, one approximates a blackbody in the laboratory by a hollow insulated enclosure which contains a small hole in the wall.

    一般地說，人們在實驗室中用壁上帶有一個小孔的空心絕緣殼來近似模擬一個黑體。
  15. Information note on the adoption of the build - operate - transfer model and its variants in developing transport infrastructures in selected places prepared by research and library services division

    由資料研究及圖書館服務部擬備有關選定地方採用建造營運移交模式及略有差異的近似模式興建運輸基礎設施的情況的資料摘要
  16. A one - dimensional model is used to simulate the river water quality, which is solved by finite difference method

    利用一維水質模型來近似模擬河水的水質狀態。
  17. In order to simulate ray trace reflection effect, the mirror reflection and curving reflection have been distinguished, giving an predigest method simulating approximate the ray trace effect by use of mirror geometry and the middle curving surface texture mapping

    為了提高實時渲染圖像的質量，模擬光線追蹤反射效果，本文將反射分成鏡面反射和曲面反射兩種類型進行了討論，利用鏡面幾何和中間曲面貼圖映射方法給出了近似模擬光線追蹤反射的簡化技術。
  18. Control systems in modern automatic engineering are nonlinear, time - changed and indefinite. lt is difficult to model by traditional method, even sometime impossible. under these circumstances we should apply model identification to gain the approximate model of object for effective control, there are many models to be chosen, fuzzy model is one of them, it is put forward with the development of fuzzy control. fuzzy model has characteristics of general approximation and strong nonlinear, it is fit for describing complex, nonlinear systems. to avoid rules expansion when the number of input values are very big. in this paper we apply hierarchical fuzzy model to resolve this problem, we also illustrate it has general approximation to any nonlinear systems. genetic algorithm is a algorithm to help find the best parameters of process. lt has abilities of global optimizing and implicit parallel, it can be generally used for all applications. in our paper we use fuzzy model as predictive model and apply ga to identify fuzzy model ( including hierarchical fuzzy model ), we made experiments to nonlinear predictive systems and got very good results. the paper contains chapters as below : chapter 1 preface

    現代控制工程中的系統多表現為非線性、時變和不確定性，採用傳統的建模方法比較困難，或者根本無法實現，在這種情況下，要實現有效的控制，必須採用模型辨識的方法來獲取對象的近似模型，並加以控制，目前用於系統辨識的模型種類很多，模糊模型是其中的一種，它隨著模糊控制的發展而被人提出，模糊模型具有萬能逼近和強非線性的特點，比較適合於描述復雜非線性系統，為了解決模糊模型在輸入變量較多時規則數膨脹的問題，文中引入遞階型模糊模型，並引證這種結構的通用逼近特性。遺傳演算法是模擬自然界生物進化「優勝劣汰」原理的一種參數尋優演算法，它具有隱含并行性和全局最優化的能力，並且對尋優對象的要求比較低，在工程應用和科學研究中，得到了廣泛的應用，本文將遺傳演算法引入模糊模型的辨識，取得了很好的效果。
  19. In the second part of the dissertation, we have used the ab initio cluster model approach to study the adsorption of co on the pt - ru alloys surfaces. the calculated equilibrium geometries and vibrational frequencies have been found to be rather in agreement with experimental study

    本文還用原子簇模型近似模擬了co在pt - rt二元合金表面的吸附，計算了它在平衡狀態時的結構和振動光譜，發現它們與實驗值極其一致。
  20. 4. to improve the calculating accuracy, it was suggested to chang the ideal connection conditions between micro - crystalline phase and nano - crystalline phase and a midst zone should be built between them. and then the results calculated by the last step was viewed as the performance parameters of this zone, and the real connection conditions were closed

    對代表單元體兩相連接界面的假設，進行嘗試性改進，即在增韌相與基體相之間增加一個界面過渡區域，同時將前步計算所得的代表單元形變性能作為界面過渡區域材料的性能，以近似模擬真實的界面連接情況，進而提高對整個代表單元體性能的計算精度。
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