速度三角形 的英文怎麼說

中文拼音 [sùdùsānjiǎoxíng]
速度三角形 英文
speed triangle
  • 速 : 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 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 三 : Ⅰ數詞1. （二加一后所得） three 2. （表示多數或多次） more than two; several; many Ⅱ名詞（姓氏） a surname
  • 角 : 角Ⅰ名詞1 （牛、羊、 鹿等頭上長出的堅硬的東西） horn 2 （古時軍中吹的樂器） bugle; horn 3 （形狀像...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Rectification and topology base on stl model is researched, too. the contour information is obtained by using slice technology ; the delaunay triangular meshes are generated by using delaunay triangulation algorithm and conglutinate precision of divided models is insured by using precise orientation technique. in addition, triangle scan is accomplished based on delaunay triangulation algorithm

    採用切片技術獲得了截面輪廓，用delaunay三角網格劃分演算法將截面輪廓網格化，用精確定位技術保證了模型粘接的精度；在delaunay三角網格劃分的基礎上，實現了快速原型的三角形掃描。
  2. Sand has accumulated in a deltaic pattern on both the marine and lagoon sides of the inlets in conjunction with this diminishing current flow.

    隨著水流速度的減慢，砂質物遂以三角洲的形式堆積在進水道面向海洋和瀉湖的兩頭。
  3. The paper researches rectangle, parabola, sinusoid and triangle acceleration curves and their response characteristics, and puts forward a concept of combined acceleration

    摘要研究了輸送機的各種加速度（矩形、拋物線形、正弦形和三角形）曲線及其響應特性，在此基礎上，提出了組合加速度的概念，並對其進行了研究。
  4. At the same time, this thesis focuses on the theoretical research on the lbgk method and discusses the inner relation between the lbgk and the n - s equations. the relationship among the selection of velocity group, the forms of equilibrium distribution functions, and the macroscopic n - s equations is clearly revealed. lbgk method has many advantages, such as easy dealing with the complex boundary conditions and high amenability to parallel computing

    本文系統地總結了各種lbgk模型，特別是對lbgk模擬二相流和多相流模型進行了認真地研究；同時從新的角度對lbgk進行了理論研究，用全新的方法探討了lbgk和n - s方程的本質聯系，清晰地揭示了速度族的選擇、平衡態分佈函數的形式和宏觀ns方程三者之間的關系。
  5. Because 3d surface model contains huge number of triangles, a mesh simplification algorithm based on triangle edges shrinkages is presented in this paper to speed up the rendering in real time. in chapter four, the cutting of reconstructed 3d models is explored. in order to observe expediently the size and interspaces structure of inner tissues and avoid the discommodiousness of surface reconstruction, a simple cutting methods based on ray - casting algorithm is presented to get the inner images information

    第三章主要對marchingcubes （ mc ）表面重建演算法進行描述， mc演算法是基於規則體數據抽取等值面的經典演算法，本文實現了這種等值面構建表面模型的演算法，並對其演算法的二義性進行了相應的處理；針對其重建速度較慢的問題，提出了體素間相關性處理的方法來加快重建速度；並對其生成的表面幾何模型所包含三角面片數量巨大的問題，提出一種快速有效的三角形邊收縮演算法進行網格簡化，提高了表面模型的繪制速度。
  6. Basically like “ adaptive approach ”, the method can control triangulation density with respect to the change of normal curvature of the surface generating a small number of triangular facets, and thiny triangles, degenerate triangles and “ cracks ” in 3d space will not occur, but the speed of the algorithm is higher than that of adaptive one

    該方法基本上可以像「自適應」方法一樣，根據曲面的法曲率變化來控制三角化剖分的密度，生成的三角片數量較少，並且可以避免在三維空間產生狹長的三角形、退化三角形與「裂縫」 ，運行速度明顯比自適應方法快。
  7. Since it is based on the speed skills and force components of the triangle, power is in the realms of the nervous and muscular systems

    因為它基於三角形中速度技能和力量兩項，功率由神經和肌肉系統支配。
  8. In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector

    在ct圖像重建時，選擇有限帶寬窗有較好的空間解析度，三角形窗有較好的密度解析度，選擇餘弦窗則使得空間解析度與密度解析度的折衷；從窗函數的頻譜角度來講，可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件： （ ? ）小的3db帶寬b ，即最小的主瓣寬度； （ ? ）最小的旁瓣最大峰值a ； （ ? ）最大的旁瓣峰值衰減速度d ；就內插函數而言，臨近點內插與線性內插重建圖像噪聲大，但有較好的邊緣與細節； 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑，局部特性較好。
  9. Result of numerical simulation shows that the grads of continuous phase " s velocities decreases with the presence of microbubble of which the diameter is 100 / / w, the profiles of air volume fraction in the boundary layers is similar to triangle or echelon, affected by interaction among the particle, there is a saturated air fraction, within the scope of saturated air fraction, increasing the air injection ratio can accrete the friction reduction ratio, under the condition of same air injection ratio, the free - steam velocity is larger, the effect of friction reduction is worse

    計算結果表明，直徑為100 m的微氣泡能減小近壁面連續相的速度梯度；微氣泡在邊界層中的濃度分佈近似為三角形或梯形分佈；受粒子間相互作用的影響，存在一飽和濃度；減阻率隨噴氣量的增大而增大，直至飽和噴氣量，此後，增大噴氣量，壁面摩擦阻力變化不大；相同噴氣量下，來流速度越大，減阻率越低。
  10. ( b ) when the depth of the groove is relatively shallow, the helical triangle - shaped helical groove has the widest bandwidth, the least dispersion, and the fastest phase velocity

    （ 2 ）當槽的深度較淺時，三角形螺旋槽的通頻范圍最大，且色散最弱，其中波的相速和群速最大。
  11. First, the basic raster graphics algorithms for drawing 2d primitives are introduced, including edge coherence and the scan - line algorithm of triangle, brush algorithm of thick line ( and its improved method ) and midpoint circle and ellipse algorithm ; and the current situation of the advanced algorithms is also involved. second, the mapping of high level programming language to hardware description language is described, some principles of the conversion of algorithm to state machine are proposed also ; then, the implementation of basic graphics in hardware is discussed in detail, the state machines are drawn in the paper, and the interfaces of hardware are defined, block diagrams too, and the advanced algorithm of conic is proved ; finally, some issues about test are described, the results of simulation and synthesis are given in the last, and some detailed data are displayed in the appendix

    首先介紹了現有的基本圖形生成演算法，包括三角形邊相關掃描演算法，寬直線的線刷子演算法及其改進和圓形、橢圓的生成演算法，同時介紹了加速演算法的研究現狀；然後，討論了高級語言描述到硬體描述語言的映射，提出了演算法到狀態機抽象的規律；接著具體討論了基本圖形的硬體實現，給出了各演算法的狀態機圖，介面定義和實現框架，並且從理論角度給出了二次曲線加速演算法的證明：最後採用軟體工具進行測試驗證，給出了模擬、綜合實現的結果，並在附錄中有詳細的實驗結果數據。
  12. High efficiency of the algorithm is obtained by using obb technology and by adopting triangle strip compression, which is a kind of real time rendering techniques

    同時採用了三角形帶壓縮技術和方向包圍盒技術來加快碰撞檢測階段的繪制速度，從而提高碰撞檢測的效率。
  13. By using a triangle three - section contact type resistance short - circuit continuous annealing technology, it is possible to save power, and to functionally follow the drawing speed, having the advanced capacity of zero annealing

    採用緊湊的三角形，三段接觸式電阻短路連續退火工藝，高效節能，並能函數自動跟蹤拉絲速度，具有先進的零退火功能。
  14. Fully autonomous layered star identification algorithm, which divides the detected stars to lbs and lds, gives priority to lbs in making star triangle and identification, so can find the matching star quickly. it takes the maximum matching reliability and expanding index at the edge of na to reduce the influence of position error, magnitude error and fake star, so have high identification correct rate. it can be used for full and local sky star identification

    全天自主分層星識別演算法，採用分層的方法，以局域亮星為主構造和識別觀測星三角形，減少了待識別的觀測星三角形數量，具有較高的識別速度；採用最大匹配可信度和索引的邊緣擴充方法，可以在一定程度上解決位置誤差、星等誤差和偽星干擾等問題，具有較高的識別準確率；既可以進行全天自主星識別，又可以進行局部星識別。
  15. Generally, the amplitude of the acceleration from the perpendicular direction is higher than that from the longitu dinal

    但在高速經過類似三角形凸塊時受到離散激勵，縱向加速度峰值明顯高於垂直加速度。
  16. The absolute velocity was decomposed based on the law of velocity triangle, the absolute tangential velocity, the relative velocity and the relative tangential velocity were presented in this paper

    在測得轉輪內部的絕對速度矢量后，按速度三角形原理進行分解，得到了絕對速度切向分量、相對速度及相對速度切向分量。
  17. Using these algorithms, the programs are efficient and the obtained graphics of triangle mesh are of good quality, which meet our requirements quite well

    使用這些演算法計算速度快，得到的三角形網格的圖象質量高，完全可以滿足我們的要求。
  18. A method known as asymptotic waveform evaluation ( awe ) is firstly employed to analyze the array impedances versus the operating frequencies. the input impedances of the array in several different structure are calculated. by using the awe, the calculation time is much smaller than that by using mom

    首次將漸進波形估計（ awe ）技術用於陣列天線的分析，計算了圓環陣列、圓環反射陣列、線形陣列和三角形陣列的輸入導納與頻率的關系曲線，與傳統的矩量法相比，大大地加快了速度。
  19. So, with the help of the divisional envelope pitch, lots of unnecessary detection of triangles intersection wo n ' t be carried out. and it speed the process of model simplification

    與cohen的演算法相比，採用分解式包絡片來控制模型簡化誤差后，可以節省很多不必要的三角形相交判斷，大大加快了包絡構造和模型簡化的速度。
  20. Abstract : the tolerance and generation of the stair - error in rp were studied. by using the normal vector information of the tringon facets in stl file, a calaculating method of stair - error was proposed and a slice - adapt algorithm which will save the time of mold manufacturing was presented

    文摘:研究了快速成型過程中階梯誤差的產生與度量，並利用stl文件中的三角形面片的法矢量信息給出了階梯誤差的計算方法，提出了可變分層厚度的演算法，採用自適應分層來減少成型時間的方案
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