粗網格 的英文怎麼說

中文拼音 [wǎng]
粗網格 英文
coarse grid
  • : Ⅰ形容詞1 (長條東西直徑大的) wide (in diameter); thick 2 (長條東西兩長邊的距離寬的) wide (i...
  • : 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. For a class of quadratic finite element diseretization systems of an elliptic boundary problem with jump coefficients under the unstructured quadrilateral grids, we are concerned with two kinds of quadratic lagrangian finite element equations, by analyzing the relationship between the linear finite element and quadratic finite element basis functions, a hew amg method is designed

    摘要針對一類帶間斷系數的橢圓邊值問題,在非結構四邊形剖分下,討論了兩種二次拉朗日有限元方程的代數多重法,通過利用雙線性元和二次元基函數之間的表示關系,給出了一種新的化演算法和構造提升運算元的代數途徑。
  2. A new grid - coarsening algorithm for parallel algebraic multigrid method

    一種新的并行代數多重化演算法
  3. Because of the flexuous coastal line and the diverse topography of zhejiang province, nested grid method is used to simulate the interested research area with fine grids of 1 ' 1 ", and analyses the whole area of bohai sea, yellow sea and east china sea, including the seas adjacent to zhejiang, with wide grids of 10 ' 10 ". the opening boundary condition of the small area is obtained from the calculation results in large area

    針對浙江近海岸線曲折,地形多變的特點,引入嵌套技術,對我們感興趣的研究區域採用1 1細進行計算,而對包括浙江近海在內的整個渤、黃、東海大區域則用10 10粗網格;其中,小區域的開邊界條件由大區域的計算結果來提供。
  4. Abstract : incompatible element nh11 and hybrid stress element 18 were employed to analyze rock burst occurring in coal face 9108 of sanhejian coal mine. compared with the results from ansys, the two optimized fems can execute more accurate numerical simulation in the research of rock burst as well as other rock problems and lessen the errors from inaedquately meshing in huge calculations due to the limitation of labor and computer time. in addition, the criterion of averaged generalized stress rate was proposed and used to determine the site and moment of rock burst. the given conclusion is in accordance with the face of coal face 9108 very well

    文摘:利用優化非協調元和雜交元分析了三河尖礦沖擊礦壓,並與ansys程序的計算結果進行了比較.認為優化有限元在沖擊礦壓乃至巖石材料的數值模擬中能給出更為精確的結果,也可減小大型計算中由於人力、機時所限產生的誤差.分析中,採用了廣義平均應力率準則來判斷沖擊點位置和沖擊時刻,所得結論與實際情況吻合
  5. ( 3 ) for parameterization of the sensible heat, the positively correlation between surface temperature and bulk transfer coefficient lead to a positive additional sub - scale flux. its magnitude is determined by the grid average roughness and average wind velocity on the reference level

    ( 3 )對區域感熱通量的計算而言,由於地表溫度和整體輸送系數產生一個正的次通量項,它主要由平均糙度和參考高度平均風速所決定。
  6. The control of the deep - seated structural - magmatic process over the metallogenic system around the middle - lower yangtze river reaches is shown as : ( 1 ) the mantle uplift belt is closely related to the general geological background of the metallogenic system ; ( 2 ) the primitive magma originated from different parts of the mantle uplift belt ( mantle ridge or mantle slope ) shows differences in style of formation and composition and results in different magmatic series and metallogenic subzones, respectively ; ( 3 ) the varying depths of structural - magmatic chambers may form a " three - layered structure " ( central type, network - like and ring - like ) and this is the primary factor that controls the different magmatic series and the concerned cluster of ore deposits ; ( 4 ) the alkaline basaltic magma derived from the mantle ridge forms high - potassium and calcium alkaline magma and shoshonitic magma due to its altering intensity of afc process with the lower crustal material, which has something to do with the copper - gold and iron - sulphur metallogenic subsystems, respectively

    深部構造巖漿作用對長江中下游成礦帶安徽沿江地區成礦系統的控製表現為: ( 1 )地幔隆起帶與成礦系統的總體地質背景的演變密切相關; ( 2 )源於地幔隆起帶不同部位(幔脊與幔坡)的原始巖漿,其生成方式和物質組成不盡相同,它們分別產生相應的不同巖漿巖系列和成礦亞帶; ( 3 )不同深度的構造巖漿房組成中心式式環帶式「三層結構」 ,是控制區內不同巖漿巖系列及有關礦床集中分佈的主要因素; ( 4 )源於地幔隆起帶脊部的堿性玄武巖漿,由於與下地殼物質發生的afc作用強度不同,形成了高鉀鈣堿性巖漿和橄欖安巖漿,分別與銅、金成礦亞系統和鐵、硫成礦亞系統有關。
  7. In this approach, the full nonlinear system is solved on a coarse grid. the nonlinearities are expanded about the coarse grid solution, and the resulting linear system is solved on a fine grid

    這些演算法的特點是僅在粗網格上進行非線性問題的計算,而在所需要求解的細上只進行線性問題的計算。
  8. Comparing the computed values with those of 50 tidal observatories, we find that the computational precision with fine grids and moving boundary are generally higher than that with wide grids or fixed boundary

    沿岸50個潮位站計算與實測值的比較表明,加入動邊界以後的小區域細計算較之粗網格以及未加動邊界以前的情況,精度都有普遍提高。
  9. I has finished followed work in article : 1, study the methods of image binarization, and present a kind of gray image binarization method and color image binarization based on sofm. 2, choose the feature of rough grid and direction - line as the feature of character recognition, and improve the feature of rough grid

    2 、選取了粗網格特徵和方向線素特徵作為字元的識別特徵,並對粗網格特徵進行了改進,同時對sofm訓練演算法進行了優化。
  10. Numerical results all indicate that the two axisymmetric finite elements exhibit better numerical precision, excellent performance at the nearly incompressible limit and distortions of the element geometry, and element performances are improved after optimization. the layout of this thesis is follows

    具體表現是:對畸變有很好的適應性;計算可靠,不發生poissonlocking現象;對雙線性等參元的粗網格精度有很好的改善。
  11. The number of the grid in the focast area of the coarse nest is 65 71 while that of the fine nest is 73 82

    預報區域點數粗網格為65 71 ,細為73 82 。
  12. The two - level method involves solving one small, nonlinear coarse mesh system, one oseen problem on the fine mesh and one linear correction problem on the coarse mesh

    這種二層方法解一個小的,非線性的粗網格系統,一個細上的oseen問題以及一個粗網格上的線性校正問題。
  13. Choose 120 e, 43 ? n as the operation center of the model and use two layers of nested schemes. the resolution ration of the coarse nest is 51km while that of the fine nest is 17km

    選定120 e 、 43 n為模式運行區域中心,採用2層套方案,粗網格解析度為51km ,細解析度為17km 。
  14. The coarse grids are obtained by agglomerating the fine grids. the solution of coarse grids is driven by the fine grids " residue, and the solution on the coarse grids is used to correct the solution on the fine grids, which can eliminated all parts of frequency errors on the fine grids

    粗網格上的解由細上的殘值來驅動,粗網格上的解對細上的解進行修正,這樣就能較快地消除細上解的高低頻誤差,加速解的收斂,提高計算效率。
  15. This thesis is to present and analyze one class of regularized multi - grid algorithms ( rmga ) for solving operator equations of the first kind. the rmga employs tikhonov ' s regularization to solve the corase grids equations with a new choicing parameter ' s posteriori - method for improving the numerical stability, and adopts a new smoothing strategy to correct the solutions on the fine grids for preserving the high efficiency of mgm. meanwhile, some key technical problems in the process of implementation of rmga are disscussed

    本文將提出一類適合第一類運算元方程的正則化的多重演算法,它結合一種新的正則參數選取準則,應用tikhonov正則化來求解粗網格方程保證了求解的穩定性;而在將解向細延拓時使用了一種新的光順處理策略。
  16. The cloth grids are merged later when coarse grids are sufficient

    如果粗網格已經能較好模擬布料則自動合併。
  17. The agglomeration method is used in the solution on the unstructured grids

    對原始按一定方式進行聚合就得到粗網格
  18. Coarse - mesh - accuracy improvement of bilinear q4 - plane element by the combined hybrid finite element method

    平板元的粗網格精度改進
  19. The cascadic multigrid method has been shown to be one of the most efficient iterative techniques for solving large boundary value problems, the main advantage of which is coarse - grid - correction free, and as a result it can be viewed as a one - way multigrid method

    瀑布型多重法是求解大型邊值問題的一種有效的迭代解法,其主要優點是不要求粗網格校正,故又稱單步多重法。
  20. In this paper, the methods of triangulation in two - dimensional domain are discussed. based on the analysis and summarization of the current algorithms, several methods and algorithms of mesh generation were investigated. a technique that can generate the initial coarser meshes was discussed

    基於現行演算法的分析和總結,我們討論二維區域三角剖分方法,介紹幾個生成方法和演算法,同時介紹了初始粗網格生成的技術。
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