均勻網格 的英文怎麼說

中文拼音 [jūnyúnwǎng]
均勻網格 英文
grid; uniform
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ形容詞(均勻) even Ⅱ動詞1. (使均勻) even up; divide evenly 2. (分出一部分) spare
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 格象聲詞rattle; gurgle
  • 網格 : cancellus
  1. We use fuzzy mathematical morphology to remove noise and dust which can lower noise successfully and also make up a loss of intensity caused by fluorescence blench. to acquire the target region, we purpose automatic gridding method based on image segmentation for image with irregular spots, it ' s segmentation through threshold. this method is presented simply and fast

    定位中,本文針對信號點不規則的晶元圖像提出了基於圖像分割的自動定位方法? ?閾值分割,該方法簡單快速,但對于光密度分佈不的信號點,可能會去掉部分微弱信號,降低了計算的準確性。
  2. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型
  3. We also used 5 levels amr grid to simulate the helmholtz multi - fluid instability, but not compared the cpu time with each other yet

    我們也採用過五級剖分,由於的計算量太大無法比較耗費的時間。
  4. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。
  5. This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section

    文章介紹了關于軟體工程學與計算機圖形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法,並重點討論了基於約束條件的delaunay三角化演算法、 nurbs (非有理b樣條)曲面擬合、三叉樹等值線填充演算法和基於掃描線的復雜剖面填充演算法。
  6. Lifting and lowering of the pringting arm of this machine is vertical, therefore, in case of half - tone printing, presence of screen wire and consistency of aberration are improved ; in case of spot printing, stability and uniformity of inking are enhanced ; fine adjustment and lock of the worktable is independent of each other, so positioning error caused by lock of the worktable can be controlled ; height and pressure of the printing blade and ink - returning blade can be stepless - regulated separately, which improver printing quality and service life of half - tone ; printing travel and half - tone fixing mechanism can be fast adjusted, which is suitable for printing area with different size

    本機印刷大臂升降為垂直升隆式,線版印刷時線表現率為色差一致性得到提高,實地版印刷的施墨穩定性及性得以加強;工作臺微調與鎖緊獨立,因工作臺鎖緊而帶來的定位誤差得以控制;印刷刀、回墨刀高度及壓力可單獨無級調節,提高了印刷質量和版的使用壽命,印刷行程和版固定機構大小可快速調節,方便不同規的印刷面積。
  7. For electrically large problems, the condition number of impendence matrix is very large, and furthermore, the ununiformity of the modeling leads to an ill - conditioned matrix

    對大型電磁散射問題,不僅矩陣的條件數大,而且由於表面剖分的不有可能產生病態的矩陣。
  8. We obtained the uniform data distribution from discrete data points by inserting spatial dots and then set up digital elevation model ( dem ) of correlative area through constructing mutual linked triangle net. the isoline graph was implemented based on this model. during the processes, we combined the technology of stratification computing when inserting special dots in fault area with the technology of stratification triangle net in fault area for dealing with thrust data

    然後介紹了在本研究中構造逆斷層地質等值線的基本思路:從離散數據點結構出發,採用空間數據內插方法進行數據的化,通過三角剖分構造出相互連接的三角形路結構來建立起相關區域內的數字高程模型,利用該模型構造出相應的地質等值線圖,其中使用擴展點與斷層區的關系屬性進行斷層區分層空間插值計算處理和斷層區域的分層三角形化處理相結合的技術,實現逆斷層數據的處理和等值線繪制。
  9. Abstract : this paper offers a mathematical model of drilling - well layout by transforming the availablity of the original wells into 0 - 1 programming problem

    文摘:利用均勻網格對點近似覆蓋的性質,將舊井的利用問題歸結為0 - 1規劃問題,依此建立數學模型。
  10. Meanwhile, owing to the fact that there is huge hardness in accurate extracting of attenuation constant, one of the most new modified compact fdtd methods is applied to analyzing lossy multiple conductors to give accurate results. it is combined with the nonuniform mesh partitioning technique to reduce the computing time

    針對有耗導體衰減常數難以精確提取的問題,將一種最新改進降維方法應用到有耗多導體系統分析中,並結合非均勻網格劃分技術,在得到準確衰減常數的同時有效地減少計算時間。
  11. An effective discritized scheme based on staggered grids is provided by deeply studying the construction and implementation of difference scheme on non - uniform and staggered grids. coupling of velocity and pressure is solved by simple method ; the boundary conditions and relations of velocity and pressure are analyzed in details

    深入研究交錯非均勻網格的差分方案的構造與實施,基於交錯提出了有效離散式;採用simple演算法對速度壓力關系解耦,列舉幾種代數方程的求解辦法,分析並闡述了逐線鬆弛技術。
  12. Nonuniform mesh grid algorithm for lattice boltzmann method based on interpolation

    方法非均勻網格演算法
  13. Uniform second - order pointwise convergence of a hybrid difference approximation for a singularly perturbed robin problem

    基於非均勻網格求解非線性對流擴散問題的一種高精度差分
  14. The essentially non - oscillatory characteristic difference method for convection - diffusion equation

    構造對流擴散方程高精度非均勻網格式的指數變換方法
  15. A second - order non - uniform grid essentially non - oscillatory difference scheme

    一個基於非均勻網格上的二階基本無振蕩差分
  16. According to the character of the object, the direct method is implemented to build uniformly rectangle grid, and at the same time, pressure and velocity are collocated at the same grid. in the paper, involved grid elements of fvm are setted : cv ( cell - vertice ) in joint and vc ( vertex - centered ) in volume, and uniform naming regulation of geometrical elements is made

    根據計算對象的特徵,本文採用直接法生成矩形均勻網格,對壓力、速度採用同位配置,並對有限體積所涉及的要素進行設置:節點採用子頂點式,控制體採用vc式,同時就幾何要素的命名辦法做出統一規定。
  17. This preprocessing software can realize mesh automatic generation of rule hexahedral, can generate well - proportioned and non - well - proportioned grids. this soft can also realize the function of grid local refining

    此前處理軟體能夠實現對規則六面體的自動剖分,可以生成與非均勻網格,具有局部加密的功能。
  18. An nonuniform mesh partitioning technique is developed by modification. it solves the difficulty of grid producing by an easy and flexible way

    在分析中,通過改進,提出並實現了一種非均勻網格的自動劃分技術,以簡便靈活的方式解決了非均勻網格產生的困難。
  19. This paper consists of two parts : on the one hand, the numeric method - nfdtd used to analysis this new kind of antenna is introduced. and its numeric error is analyzed. on the other hand, this new kind of antenna is studied and analyzed by nfdtd

    論文的主要內容可分為兩個方面:一方面介紹了分析研究這種天線的數值方法? ?非均勻網格時域有限差分法,並對非均勻網格時域有限差分法的計算誤差進行了研究。
  20. This dissertation is mainly devoted to find a shortest path between two distinguished points among rectilinear obstacles under bbl mode, for both asymmetric grid graph and grid - off model. we have proposed two kinds of graphic model which allow us to reduce the spatial - temporal complexity of problem significantly

    本文我們首先就物理設計中bbl模式下典型的兩端繞障礙布線問題,提出了解決不同條件下實際問題的兩種模型,即非均勻網格和無的兩種模型,使問題的復雜度大大下降。
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