邊界值分析 的英文怎麼說

中文拼音 [biānjièzhífēnxī]
邊界值分析 英文
boundary value analysis
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
  • 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
  • 析 : Ⅰ動詞1. （分開; 散開） divide; separate 2. （分析） analyse; dissect; resolve Ⅱ名詞（姓氏） a surname
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。
  2. To solve these problems respectively, the color space transformation and bp neural network are firstly used to realize the classification and threshold processing of images. then the images processing including thinning, interval linking, code word chaining, seed filling, boundary fitting is performed well by some methods in mathematical morphology and computer graphics and interpolation in numerical value analysis

    為了逐一解決這些困難，運用了色彩空間變換以及bp神經元網路的方法對圖像進行分類和閾值處理，利用數學形態學和計算機圖形學以及數值分析中的插值等方法對圖像進行了細化、間隙連接、鏈碼、種子填充、邊界擬合等處理。
  3. Secondly, the finite - element analysis on the typical slope section is performed with establishment of geology model, definition of boundary condition and proper selection of mechanical parameters. the result shows that the slope is of integral stability, and the failure mode mainly comprises infrequent block drop and wedge body breakage. considering the two failure modes of plane failure and wedge body breakage, and stability calculation under different work conditions, the slope stability is discussed and the sensibility ana lysis on its fraction angel and cohesion force is made

    然後通過建立地質模型、確定邊界條件、選擇合理的力學參數，取典型斷面對邊坡進行數值分析，分析結果表明斜坡整體是穩定的，破壞類型以零星掉塊和楔體失穩下滑為主；為了定量計算邊坡的穩定性，對邊坡兩種破壞類型：單滑面下滑和雙滑面楔形體下滑，考慮不同工況進行穩定性計算，並對摩擦角和粘聚力進行穩定的敏感性分析。
  4. In this dissertation, the numerical computation for the acoustic radiation problem ( arp ) is studied deeply and systematically in the theory, method and the application technique, based on analyzing the situation of the home and abroad on the numerical computation for the acoustic radiation problem. the calculation formulas of the boundary element method ( bem ) for the exterior acoustic radiation problem in the full - space and half - space are deduced, based on the wave propagation theorem ; the arising of the non - unique solutions, which is associated with the application of the boundary integral equation ( bie ) in acoustic radiation problem, is analyzed and proofed ; the improved combined helmholtz integral equation formulation ( ichief ) is presented to overcome the non - uniqueness problem more effectively and reliably ; the determination of the singular integral coefficients on various occasions is analyzed ; the properties and treatments of the singular integrals with different orders axe studied ; the computation program of the cubic spline ichief is developed and its ability to overcome the non - uniqueness problem and feasibility to discrete the surface coarsely with the sufficient calculation precision are examined through examples

    第二章在聲波動理論基礎上，詳細地推導出對應于無限域和半無限域的外部振動聲輻射問題的邊界積分方程計算公式；根據fredholm積分理論，對利用邊界積分方程計算振動聲輻射問題過程中解的非唯一性的產生進行了分析和證明；改進了chief法以提高其克服解的非唯一性的有效性和可靠性；對不同條件下奇性系數的計算、強奇性積分的收斂性及其在變量替換時與普通積分的差異性、不同階奇性積分的計算、數值求積分等進行了研究；開發了三次樣條改進chief法計算軟體，並通過算例考核了該方法在特徵波數處克服解的非唯一性的有效性和在保證計算精度的前提下實現剖分粗化以提高計算效率的可行性。
  5. The transient mathematical equations are addressed for the coupled heat and moisture transfer by taking account of moisture accumulation procedure. an analytical method by means of the transfer function is proposed to predict the transient distributions of temperature and moisture content at different interfaces in walls. a numerical analysis approach based on an efficient finite - difference method is developed to deal with the procedure of coupled heat and moisture transfer in a multilayer wall with nonlinear boundary conditions considered

    建立了考慮濕積累過程的瞬態熱濕耦合模型，在方程中引入了濕積累項；發展了一種傳遞函數解析方法進行墻體內不同剖面處溫度和含濕量的動態預測；首次提出了一種基於有效有限差分法預測非線性邊界條件下多層多孔結構內的傳熱傳濕過程的數值分析方法，求解過程中考慮了瞬態邊界條件，從而避免了通常處理中由於邊界條件設定為常數而給計算帶來的誤差，對于多層結構每一層物性參數的非連續性，則採用了有效的有限差分逼近處理。
  6. The software test, aim was elaborateed by the original, fundamental means and software test automation. the aim of software test chiefly is the fault discover in the software, in view of this target, the difference quiz means may be adoptd, in case white box testing ( logic is covered, way covers and so on ) and black box testing ( the meritorous service be able to be tested, regression testing, performance test.,

    軟體測試的目的主要是發現軟體中的缺陷，針對這一目標，可以採用不同的測試方法，如白箱測試（邏輯覆蓋，路徑覆蓋等）和黑箱測試（功能測試、回歸測試，性能測試、等價類劃分和邊界值分析等方法） ，設計測試用例，保證測試成功即找出軟體中的缺陷。
  7. Boundry value analysis

    邊界值分析
  8. Boundary value analysis uses the same analysis of partitions as equivalence partitioning

    邊界值分析與相等類劃分使用同樣的分析。
  9. However, boundary value analysis assumes that errors are most likely to exist at the boundaries between partitions

    然而，邊界值分析假設錯誤很可能存在界限在分開之間。
  10. Error guessing is based mostly upon experience, with some assistance from other techniques such as boundary value analysis

    錯誤猜測根據主要經驗，以一些協助從其它技術譬如邊界值分析。
  11. Boundary value analysis consequently incorporates a degree of negative testing into the test design, by anticipating that errors will occur at or near the partition boundaries

    考慮到錯誤將發生在或者靠近分開界限，邊界值分析法在設計測試用例中考慮反向測試。
  12. As an effective numerical analysis method of scientific and engineering problems developed following finite element method ( fem ), boundary element method ( bem ) has some attractive advantages, such as easier simulating complex boundary shape, high accuracy and dimension reduction

    邊界元法是在有限元法之後發展起來的一種精確高效的工程與科學問題的數值分析方法，具有便於模擬復雜邊界形狀、求解精度高、降維等優點。
  13. The flexible retaining structure is another important retaining structure in soft soil. the integrated numerical analysis of this retaining structure ( including the methods and theory of calculating active earth pressure under sorts of conditions as well as the calculating method of horizontal stiffness coefficient of bracing structure and the method of deciding boundary condition etc. ) was gived. the effect of all parameters on the characteristics of retaining structure was discussed using methods of sensitivity - analysis

    本文針對目前常用的彈性支點法，給出了完整的數值分析方法，包括各種條件下的墻後土壓力的計算方法和原理、支撐系統（或錨拉系統）水平剛度系數的計算、邊界條件的確定方法等，並以此為基礎採用靈敏度系數分析方法討論了各參數對圍護結構形態的影響，指出土體側向基床比例系數是影響圍護結構變形的最主要的參數。
  14. Abstract : this paper proposed a numerical method to determine the oscillatory stress singularities and the related stress intensity coefficients, by use of common numerical solutions ( stresses or displacements ) which obtained by an ordinary numerical technique such as finite element method or boundary element method

    文摘:本文以具有振蕩應力奇異性的平面問題為例，提出了一種利用普通的數值分析結果（由有限元或邊界元程序計算得到的應力分量或位移分量） ，來確定奇異點附近的振蕩應力奇異性次數以及相應的復應力強度系數的數值分析方法。
  15. And when going on reliability analysis of slope stability, confirm with critical split surface using traditional definite value analysis method ( namely most dangerous sliding surface ), then calculate reliability index and failure probability of slope in this sliding surface. compare with using trial method to look for critical sliding surface in the past, it reduces time of calculating greatly, improves computational efficiency, can get safety coefficient and failure probability of slope stability at the same time

    並且在進行邊坡穩定可靠性分析時，用傳統的定值分析方法確定公路邊坡的臨界滑裂面（即最危險滑裂面） ，然後以此為基準計算邊坡的穩定可靠指標及邊坡失效概率，與以往尋找臨界滑裂面的試演算法相比，大大減少了計算時間，提高了計算效率，可以同時求得邊坡穩定安全系數和邊坡失效概率。
  16. Applying variational method we analyze the existence and uniqueness for the solution of the corresponding boundary variational equation, truncated mrm boundary variational equation, and approximation truncated mrm boundary variational equation in detailed. we obtain the error estimation for various approximation solutions and construct the boundary integral method with constraint. we explain the principle for choosing the mesh size and the truncated number in mrm. finally the numerical examples show that the theoretical analysis is accord with the numerical experiment result

    採用變分方法系統分析了相應問題的邊界變分方程，截斷的mrm邊界變分方程與近似截斷mrm邊界變分方程解的存在唯一性，解釋了網格寬度與mrm方法中截斷數的選取原則，討論了mrm方法中的迭代誤差估計，給出了數值算例。
  17. In order to investigate the heat and mass transfer properties of the adsorption bed, a one - dimensional mathematical model of adsorption bed is established for the second class boundary conditions, and governing equations in the mathematical model are dispersed with the format

    為了研究吸附床的傳熱傳質特性，筆者建立了吸附式製冷系統中吸附床在非第一類邊界條件時的一維傳熱傳質的數學模型，並運用有限差分法對該數學模型進行了數值分析。
  18. Numerical simulation of two - dimensional shock boundary - layer interaction between a rocket and booster

    助推器附近二維激波邊界層干擾的數值分析
  19. The technique is employed to analyze the electromagnetic scattering characteristics of anisotropic dielectric - filled apertures in grounded plane. the obtained results show that the proposed technique is accurate and efficient

    本文應用矢量有限元?邊界積分法分析了無窮大接地平面上的各向異性介質填充縫隙的電磁散射特性，數值結果表明這種方法是有效的。
  20. By introducing the variational adjoint method to the inversion of initial boundary values and parameters of the one - dimensional shallow water model, the related adjoint equations and adjoint conditions are deduced

    摘要利用變分伴隨方法對一維淺水模式初始邊界值和模式參數的反演進行了理論分析，導出了伴隨方程及其伴隨定解條件。
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