速度分布圖 的英文怎麼說

中文拼音 [fēn]
速度分布圖 英文
shear profile
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 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
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. What then is the ideal velocity profile for a missile ?

    什麼是導彈理想的速度分布圖呢?
  2. Abstract : a cad tool based on a group of efficient algorithms to verify, design, and optimize power / ground networks for standard cell model is presented. nonlinear programming techniques, branch and bound algorithms and incomplete cholesky decomposition conjugate gradient method ( iccg ) are the three main parts of our work. users can choose nonlinear programming method or branch and bound algorithm to satisfy their different requirements of precision and speed. the experimental results prove that the algorithms can run very fast with lower wiring resources consumption. as a result, the cad tool based on these algorithms is able to cope with large - scale circuits

    文摘:介紹了一個基於標準單元模式的電源線/地線網路的輔助設計集成工具.它應用了一系列高效的演算法,為用戶提供了電源線/地線網路的設計、優化和驗證的功能.非線性優化技術、枝定界演算法和不完全喬萊斯基解的預優共軛梯法是該工作的三個主體部.用戶可以選擇使用非線性規劃的方法或者幾種枝定界方法來滿足他們對于精方面的不同需求.實驗結果表明,文中所提供的演算法可以在很快的運行下實現更低的線資源佔用.因此,在這些有效演算法基礎上實現的輔助設計工具具有處理大規模電路的能力
  3. The predicted distributions of velocities are in good agreement with experiment values, from which right results can be concluded. the results give the flow status directly

    將計算結果與前面的實驗結果相比,證明計算結果正確,並給出了直觀的速度分布圖
  4. The distributions of velocity vector, vorticity. turbulent kinetic energy and some other detailed flow information in the field are obtained. the influence of electric field on the flow field is discussed and gives a deep insight on it

    3 、首次採用piv技術對荷電噴霧射流流場進行了測量,獲得了整個流場的瞬時、湍能、渦量等信息,研究了流場特性隨充電電壓的變化情況。
  5. Abstract : a tube reactor mixed by an axial continuous flow and four side jets as the dispersed flow is studied. the concentration distribution of the dispers ed flow was measured by means of the laser light scattering. the different flow patterns revealed the special construction of concentration distributions in relation with the velocity ratio of side flow and axial flow

    文摘:研究了圓管反應器中四束側向對撞射流與軸向流形成的混合流動.應用激光粒子散射成像測量了側向散相在混合流中的濃佈,得到了不同的濃形隨側向流與軸向流比關系,揭示了內在有規律的獨特的濃佈結構
  6. The peculiarity of algorithm in this thesis lies the rapid speed of arrange dots, short of cross, arrow lines symmetrical

    本論文中演算法基於pert網路繪制的基本理論及要求設計,特點在於點的快,交叉少,箭線佈較均勻。
  7. The distribution map produced by spline interpolation is smooth, and spline method has good interpolation effect with rapid run speed in case of dense sampling points

    樣條法插值獲得的等值線比較光滑,當采樣點比較密集時,具有較好的插值效果,運算也較快。
  8. Thirdly, geometry modeling of the pump was made and meshes were divided with gimbit, then the flow filed was investigated using flunt, a commercial available cfd code. as result, lots of internal flow filed of outlet of the gear pump was obtained, including velocity magnitude and pressure magnitude

    應用pro / e和gambit軟體對機油泵進行幾何建模並劃網格,應用fluent軟體模擬多種工況下機油泵出口部的三維湍流流動,得到詳盡的三維湍流場的析結果,包括壓力矢量等。
  9. In this paper, first, the study of the distribution of electromagnetic field, energy, power, reflection coefficient and transmission coefficient in waveguide with piecewise different dielectric constants are studied. then, the behavior of propagation of am signal and gauss pulse signal through the waveguide are simulated by magic code , and the plots of electromagnetic field, energy, ponyting vector and their spectrums at different time and different position are obtained. and, the group velocity and energy velocity of wave packet through barrier are calculated

    從90年代開始, emig和martin 、 landauer等人研究了段填充不同介質的波導中的電磁脈沖的傳播。在本論文中,作者首先推導出段填充不同介質的波導中的電磁場佈、能量、傳輸功率以及反射系數和傳輸系數的表達式,然後,採用magic程序模擬了這種波導結構中電磁波的傳播情況,得到了在不同時刻和不同位置處的電磁場、能量、坡印廷矢量以及它們的頻譜,並由模擬結果計算了波包穿越勢壘的群和能量
  10. On the other hand, we accomplished the asic design flow successfully based on the fpga design. we have made the most use of various optimization methodology and simulation tools include dynamic simulation, static timing analyzing and post simulation. at last this design net list was past to layout design team in order to check its electronic characters

    在我們的asic流程中,首要的因素是在fpga驗證其正確性的基礎上對與面積進行科學有效的平衡,在成本和性能中間取得良好的結合點,運用先進的eda設計工具和演算法對設計進行綜合優化( synthesis ) ,動態時序析( dynamicsimulation ) ,靜態時序模擬( sta )到自動線( apr )之後將寄生參數反標回前面的步驟進行更精確的判斷和析,最後交給版設計人員進行版設計和優化。
  11. In this paper, i will present some algorithms of polyhedral visual hull reconstruction : ( 1 ) polyhedral v isual h ull generation a igorithm b ased one dge - pool - searching, which constrains the 3 - d intersections into the 2 - d planes intersection via the epipolar theory to reduce the complexity a nd c an r educe t he t imes f or c ones t o b e p rejected o nto t he i mage p lanes, i n which we induced the index list to every points on the surface of object, and connected the related points to get sub polygons on surface and in turn get the mesh model, we replace triangulation process of disordered points cloud by edge - pool searching. ; ( 2 ) reconstruction based on degenerated - polygon - intersection, which have the following improvements on traditional bull intersection : using degenerated polygon to orga nize intersected area on cone face, which may be discontinuous ; a fast intersection algorithm of polygons on the cone face based on degenerated polygons, which is consistent between the continuous polygons and the discontinuous ones. the intersection of degenerated polygons is similar to the convergence of two ordered lists, which is comparably simple to the bull operation ; ( 3 ) reconstruction algorithm based on ray - tracing, in which all the rays that run through the vertex on silhouette of object will intersect with all the cones correspondent to other silhouette, and we have to calculate the intersection of all such line segments, the endpoints of which are considered to lie on the surface of object and we will get the point cloud on the surface of object

    同時利用共極線原理把三維計算投影到二維平面以降低求交計算的復雜,該演算法可以減少光錐向像平面投影計算的次數,以邊池搜索取代散亂點集上進行的三角剖; ( 2 )基於退化多邊形求交的多面體可見殼模型重構,系統引入退化多邊形的概念,把錐體平面的交集中不連通的部用一個退化多邊形來表示,並引入了新的基於退化多邊形的求交演算法,與傳統多面體可見殼重構相比,該演算法有以下幾點創新:在像平面以退化多邊形組織投影錐體和物體輪廓的交集,把任意錐面與物體輪廓的交集歸一到一個退化多邊形;基於退化多邊形的二維平面上多邊形快相交演算法,該演算法在一定程上就是兩個有序鏈表的合併,大大簡化了先前的爾求交計算; ( 3 )基於光線跟蹤的演算法,該演算法中所有通過輪廓頂點的光線和對應其它像輪廓的光錐進行求交計算,最後得到每次求交計算得到線段的交集,該線段的頂點就認為是物體表面點,從而得到物體表面的點雲。
  12. The simulation was began based on defining the boundary which was coupled with heat and mass transfer. numerical simulation was performed with different inlet velocity, temperature, water vapor concentration and channel width

    對于數值模擬的結果,採用后處理工具tecplot等進行處理,得到了一、二次空氣通道內的壓力、、溫以及水蒸汽濃
  13. In the paper, the computational results of all models are obtained, including 3 - d velocity field, 3 - d pressure field, and six aerodynamic coefficients. the results have good agreement with wind tunnel test

    文中得出了客車外圍流場的矢量和壓力以及六個氣動力系數,並將最終結果與風洞試驗結果進行了比較,結果吻合較好。
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