等邊形的 的英文怎麼說
中文拼音 [děngbiānxíngde]
等邊形的
英文
equilateral-
Equilateral triangle that appears to be carved into marble. the triangle contains a circle ; both are bisected vertically
像是鐫刻在大理石上的等邊三角形。三角形中有一個內接圓;圓和三角形都被豎直等分。It looks like an equilateral triangle. the three bright stars are procyon in canis minor, sirius in canis major and betelgeux in orion
它的形狀接近等邊三角形,由小犬座主星南河三大犬座主星天狼星及獵戶座主星參宿四所組成。In data processing, several data file format exported from measuring system has been analysis in detail, and some research has been made in these file - formats, and some try was made also. the decision standard of a thin and long triangle was discussed. besides the minimum angle of a triangle, there also the no - equlangularity and the ratio of radius of inscribed circle and circumcircle of a triangle
比如利用vc6 . 0開發了程序,可以計算三角片的法矢量、三角片的一些特徵信息,以及狹長三角形的判斷,特別是分析了除最小角之外的兩個判斷標準:外接圓和內切圓半徑之比值r r ,以及三角形的不等邊度e ,及它們與最小角之間的一致關系。Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle
流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。Is mainly used for beading of the gyral wall 0. 5 - 0. 9 of stainless steel or cropper made metal wares
Jy325 - 130內卷邊機主要用於不銹鋼銅等外形為回轉體的薄壁0 . 5 - 0 . 9金屬器皿的卷邊。An equilateral triangle cannot be dissected into finitely many incongruent equilateral triangles.
等邊三角形不能分成有限多個不全等的等邊三角形。It passes through the n atom and through the center of the equilateral triangle.
它通過N原子及三個H原子組成的等邊三角形的中心。It passes through the n atom and through the center of the equilateral triangle
它通過n原子及三個h原子組成的等邊三角形的中心。If you test by lengths of the triangle s sides, possible types are equilateral, isosceles, or scalene
如果您通過三角形的邊進行測試,可能的類型是等邊、等腰或不規則三角形。A study on affine equipollence problem of hexagon inscribed and circumscribed in an ellipse
外切六邊形的仿射等價問題Abstract : the far - field spot characteristics of laser converted by random phase plate are analyzed theoretically, including the shape, size, rotational symmetry and diffractive efficiency of the spots, as well as the distribution of subsidiary spot. by comparing the influence of phase element shape ( triangular, square and hexagonal ) on the characteristics, we found that the random phase plate with hexagonal array structure is more suitable for the beam smoothing in laser fusion
文摘:從理論上分析了激光經隨機位相板變換后在遠場的光斑特性(包括光斑的形狀、大小、旋轉對稱性、衍射效率以及旁瓣分佈) ,通過比較三種形狀位相元(等邊三角形、正方形和正六邊形)的遠場光斑特性,得知正六邊形位相元結構的隨機位相板更適合於激光聚變中的束勻化。Some typical schemes are implemented via this data structure ( loop subdivision, catmull - clark subdivision, do - sabin subdivision, hybrid subdivision, adaptive subdivision ). the technique of opengl is utilized to accomplish some basic operations, such as rotation, zoom, pan, pick and so on. finally the algorithms studied by our research group are integrated, and a prototype system based on subdivision surface is developed
( 4 )改進了適合於曲面細分的的翼邊數據結構,並實現了典型的細分演算法( loop細分、 catmullclark細分、 doo - sabin細分、混合細分、自適應細分) ;採用opengl技術實現了旋轉、縮放、平移、拾取等圖形的基本幾何操作;最後將本課題組研究成果加以集成,開發了一個基於細分曲面的原型系統。In the fourth and fifth chapters of this paper, we discuss the schwarzian derivatives of analytic functions, the nehari families and the extremal set of schwarzian derivatives, and apply the obtained results to determine the inner radius of univalence of rectangles and hexagons with equal angles
在第四章和第五章中,對解析函數的schwarz導數和nehari族以及schwarz導數的極值集作了深入細致的研究,並且利用所得到的結果研究了矩形、等角六邊形的單葉性內徑問題。Morphing is the continuous smooth and natural transformation of a source object into a target object, where the object can be a numerical image, curve, surface, mesh, etc. morphing has very wide use in many areas, such as computer graphics, animation design, industrial modeling, science computation visualization, film stunt, etc. this paper makes researches on the morph of compatible planar triangulations and that of planar polygons, and the main results are as follows : 1 ) morph of compatible planar triangulations : this paper presents a convexity - preserving method for morphing compatible planar triangulations with different convex boundaries
變形,是指從初始物體到目標物體的連續、光滑、自然的過渡(這里的物體可以是數字圖像、曲線、曲面、網格等) 。變形在許多領域有著十分廣泛的應用,如計算機圖形學、動畫設計、工業造型、科學計算可視化、電影特技等。本文對同構平面三角網格的變形和平面多邊形的變形進行了研究,主要的研究結果如下: 1 )同構平面三角網格的變形:提出了具有不同凸邊界的同構平面三角網格的保凸變形方法。There exist only five polyhedra whose faces are all congruent regular polygons, and where the same number of faces meet at every vertex
以下五種正多面體,每種都由同樣大小的等邊形組成,並且每個端點都有相同數目的等邊形相接:This new basis provides properties analogous to berstein polynomials, including symmetry, zeros of the basis functions, positivity, normalization, etc. based on this new basis, we define a new kind of curves, to be called h - bezier curves, with control polygon
本文利用多項式混合雙曲形式在空間中構造了一組新的基,稱為h - b zier基,它具有類似於bernstein基的端點性質,零點階數,正性,正規性質,對稱性等性質進一步,文章通過控制多邊形的方式定義了h - b zier曲線By constructing the list of vertices of polygon and intersecting points between polygon and rectangle, the list of vertices of rectangle and between polygon and rectangle, the list of incoming points and the list of outcoming points, the problem that how to confirm close clipped area edge is solved. at the same time, the second encoding technology is developed from line clipping to polygon clipping so that the speed of algorithm is increased
矩形窗口多邊形裁剪的改進演算法通過引入多交表、矩交表、入點表、出點表等線性鏈表,解決了如何確定一般多邊形在矩形窗口裁剪后封閉區域邊界問題,並把二次編碼技術由線裁剪拓展到多邊形裁剪中,對處于窗外的多邊形的邊可直接處理,提高了演算法的效率。For initial rectangular and hexagonal disturbances on the interface, nonlinear fluid mechanics governing equations are solved respectively with the perturbation method, and 2nd - order approximate solutions are obtained. then effects of nonlinearity on r - t instability are discussed, and its significance is manifested
應用攝動方法求解非線性的流體力學方程組,分別針對矩形和等六邊形的界面初始擾動,得到了擾動發展的二階近似解,並分析了非線性對r - t不穩定性發展的影響,指出非線性在其中的重要意義。This article proposes in order to quickly hidden processing is carried on to multi concavo - convex polyhedron, the hierarchical structure is applied to carried on description on topo relations of three dimensional physique ; the bidirectional link table is applied to carried on the dynamic node assignment, for enhancing the efficiency of the algorithm ; when multi three - dimensional body is being hidden processing, the screen projection polygon should be carried on the overlaped eliminating confirmation and the polygon edges be carried on the computation of the intersectant points, the depth inspection, the comprehensive test and so on
摘要文章提出一種對多個凹凸形多面體進行消隱處理演算法,並介紹了採用層次結構進行三維形體的拓撲關系描述;採用雙向鏈表進行動態結點分配的演算法,提高了演算法效率;對多個三維物體消隱處理時,進行屏幕投影多邊形的重疊排除驗證,對多邊形邊進行交點計算,深度檢查,包容性測試等。Then the medium and low class of 3d models met the requirements of the system were set up by the integrative application of texture mapping technique, deleting hiding side and reducing the number of model segments, which lead to reducing the number of polygons of models
其中主要採用紋理映射技術中顏色紋理映射技術,來表現設備上的標簽、符號、材質紋理等。然後對這些模型綜合運用紋理映射技術、刪除隱藏面、減少模型中段數來減少模型中多邊形的數量得到滿足系統需求的低檔三維模型。分享友人