計算邊界 的英文怎麼說

中文拼音 [jìsuànbiānjiè]
計算邊界 英文
computation bound
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 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...
  • 計算 : 1 （求得未知數） count; compute; calculate; reckon; enumerate 2 （考慮; 籌劃） consideration; pla...
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. The computational results of the particle images are agreement with the simulated datain reasonable, the most absolute difference of the displacement is 0. 6671 pixel at the x abscissa and 0. 7928 pixel at y abscissa ; the computational results are equal to the data form the algorithm of particle brightness - distribution pattern tracking ( the conventional cross - correlation algorithm ) at voluminous points, their discrepancy is only one pixel at few points, mostly in boundary area

    西安理工大學碩士學位論文最後，在visualfortran環境下給出了這種演算法的具體實現，處理模擬粒子圖像的結果與模擬數據比較吻合，最大位移絕對誤差在x方向是0 . 6671像素，在y方向是0 . 7928像素;計算結果與示蹤粒子灰度分佈模板法（基本的互相關法）在絕大部分點是相同的，只在少數點相差一個像素，而且大多出現在邊界區域。
  2. In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed

    本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因
  3. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展，目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性，其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理，必須先將得到的有限元計算結果進行再處理，因此在演算法上分為兩部分：求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎，利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值；在此基礎上；根據已得到的單元及節點序號表、應力應變物理量表，總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。
  4. Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box

    綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。
  5. The diffusion welding behavior of single - crystalline cu to single - crystalline - aio with a nb film interlayer and the joint microstructure properties were studied by tem, sem / eds analyses and four - point bend testing. the nb film interlayer deposited by electron beam evaporation on the ceramic side prior to diffusion welding was found to be olycrytalline and fiber - textured after diffusion bonding, with the close - packed plane ( 110 ) being parallel to the ( 0001 ) basal plane of - aio

    擴散連接技術是一門邊緣科學，涉及材料、擴散、相變、界面反應、接頭應力應變等各種行為，工藝參數多，雖然已經進行了大量的試驗研究，但卻對各種材料的連接機理尚未有明確的認識，為此人們試圖藉助于計算技術，對接頭行為進行數值模擬，以便找到共同規律，對擴散連接過程及質量進行預測與實時控制。
  6. The model contains nose rail, wing rail, locking hooks and all relative components. the crossties are simplified as elastic foundations. thus, the model reveals the real working state of the locking hooks

    論文中採用的計算模型包括心軌、翼軌、鎖閉鉤等幾乎所有的相關部件，沒有建模的枕木及地基也做了相應的簡化處理，並引入到了邊界條件中，比較真實地反映了鎖閉鉤的真實受力狀態。
  7. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下： 1 ）對翅片管蒸發器結構特點進行分析，選取適當的微元控制體，就干、濕和霜工況下對每個微元分別進行傳熱傳質分析，基於經驗關系式確定霜的有關參數，對于霜工況下的霜生長建立模型，經適當假設，運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型，為系統模擬奠定基礎； 2 ）對蒸發在大擾動下的開、停機過程，運用動態集中參數模型進行分析和計算，為更好地描述製冷系統運行的全過程奠定基礎，同時也為製冷系統實現自動控制提供一定的理論基礎； 3 ）對蒸發器正常運行過程，運用動態分佈參數和參數間定量耦合的觀點來分析和計算，為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性； 4 ）編寫翅片管蒸發器動態特性模擬計算程序，可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場，實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  8. The study work includes three parts. in the first part, numerical methodology of three - dimensional discrete fracture network ( dnf ) model casing on hybrid bem - channel was presented, and the technique for improve the model ' s computing efficiency was also studied

    首先，提出了一種基於混合邊界元?管流的改進的三維離散裂隙網路模型，並研究了提高模型計算能力的方法，使其可以具有更好的工程應用性。
  9. A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )

    採用一維2 . 5階湍封閉混合層模式，根據參數化方法對波浪破碎導致的能量耗散率進行了估計，通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響，計算了不同風應力強迫下的混合層流場結構和湍能量收支（下述給出的結果是取風速為20m s得到的） 。
  10. 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。
  11. The effect of choosing calculating boundary on the accuracy of slope stability analysis under seepage

    計算邊界范圍的選取對滲流作用下邊坡穩定性分析精度的影響
  12. Several feasible boundary conditions of thermal environment computations are provided. numerical simulation of thermal environment in that residential district is carried out depending on theoretical studies, wind environment simulations and thermal environment testing mentioned above. distributions of wind velocity, pressure, turbulence and temperature in two different periods are investigated and analyzed, and feasibility of thermal environment numerical simulation is proved by comparison of temperature and velocity values between testing and simulation in some tested spots

    提出幾種可行的熱計算邊界條件，在上述基礎理論研究、風環境模擬計算、熱環境測試等基礎之上對住宅小區熱環境進行了數值模擬，分析了兩種時段內風場、壓力場、湍流場及熱場分佈，並比較了部分地點溫度和風速測試值與計算結果的差異，論證了熱環境數值模擬的可行性。
  13. Detailed transient jet - interaction flow visualization studies highlight the complex nature of the three dimensional interaction phenomena and provide insight into the physics of the flow structure

    提出了瞬態噴流數值計算邊界條件的建立方法。給出了更為詳細的噴流瞬態干擾流場結構。
  14. 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。
  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. The system to the original software systems have done a lot of improvements, and further perfect the original measurement system functions, and increase the border extraction algorithms, manual measurements, dimension detection, and measurement of large dimension measurement, solutions to the single measuring issue, makes it as a common set of dimension measuring systems

    本系統對原軟體系統做了大量的改進，進一步完善了原系統的測量功能，設計了邊界提取演算法、手動測量、尺寸檢測、角度測量及超屏幕尺寸測量方法，解決了測量方式單一的問題，使其成為一套通用的檢測系統。
  17. To unknown slip surface slope, ascertaining the location of the critical slip surface is the key problem in the process calculating the slope stability safety factor by traditional methods

    對未知滑動面邊坡，臨界滑動面位置的確定是傳統計算邊坡穩定安全系數方法中的關鍵問題。
  18. Last, two schemes have been put forwarded for the calculation of initial conditions in mathematic model. for the first scheme, the initial conditions are calculated through one - dimensional mathematic model by the frequency combination of rising and falling tides. for the second scheme, the initial conditions are obtained from measured data

    工程建設影響數學模型計算邊界條件分兩方面，一方面由漲、落潮頻摘要率組合分析，通過一維數學模型計算，給出非常不利組合的設計邊界條件，一方面由實測典型年給出實際發生情況的邊界條件。
  19. In this paper, building model, calculating loads, deciding boundary conditions, and building mesh are discussed

    本文在有限元模型的建立、載荷計算、邊界條件確定、網格劃分等方面作了深入的探討。
  20. During recent several years, peer - to - peer networks have been focused on by the computer realm. according to the definition of peer - to - peer working group committee, p2p can be used in the file sharing, distributed computing and so on. but file sharing is the dominent p2p application

    在過去的幾年中，對等網路（ peer - to - peernetwork ，簡稱p2p ）的迅速發展引起了計算機界的關注，根據peer - to - peerworkinggroupcommittee的定義， p2p在商業上的應用主要有文件共享、邊界服務、分散式計算，但文件共享是目前最重要的一個應用。
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