正多邊形 的英文怎麼說

中文拼音 [zhēngduōbiānxíng]
正多邊形 英文
[數學] regular polygon
  • 正 : 正名詞（正月） the first month of the lunar year; the first moon
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  1. The circle has greater area than a regular poiygon of the same perimeter.

    圓的面積比同樣周長的正多邊形的面積大。
  2. The circle has greater area than a regular polygon of the same perimeter.

    圓的面積比同樣周長的正多邊形的面積大。
  3. ? to make the solid have realistic surface, we adopt advanced solid modeling method - constructive solid geometry. ? to free end - user from overwork, we presents and realizes many auto - processing algorithms, such as searching of inner - point, definition of polygon ' s counter - clockwise direction, as well as generation of numeric control codes. ? to checkout the collision and interference between cutter and part, we accomplish numeric control machining simulation, which can help end - user validate the correctness and rationality of numeric control codes, so it is needless that do repetitive test - cut before normal manufacture

    正如將在後續章節中所講述的那樣，我們在系統中採用了許多先進的技術，其中主要包括以下幾點：採用分層設計思想，使三維物體的設計得到了簡化；採用先進的實體造型方法，使所建立的實體真實感強；實現了內點自動查找、多邊形方向自動定義等演算法，提高了系統的自動化水平；實現了刀具軌跡的自動生成、優化；實現了數控代碼的自動編寫，克服了手動編寫的缺點；實現了數控加工模擬，能檢驗數控代碼的正確性和合理性，並能自動檢測刀具與工件之間的干涉。
  4. Notes on regular polygon solutions of planar n - body problems

    體問題的正多邊形解的注記
  5. Bending of thin regular polygon plates

    正多邊形彈性薄板的彎曲解
  6. A circular polarization microstrip antenna with the shape of polygonal

    正多邊形貼片圓極化微帶天線
  7. Any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent

    各面都是正多邊形且多面體的角都相等的立體。
  8. 3. it studied the radiation problem of tlp, and paid attention to the computation of added mass and added damping about tlp which cylinders are set as regular polygon

    3 .研究了張力腿平臺的輻射問題，重點研究了浮筒柱正多邊形分佈情況下，總體輻射附加質量和阻尼系數計算問題。
  9. In order to obtain the image of absolute point, we design two kinds of planar model. and they are equilateral - polygon planar model and planar model that containing more than two circles

    為了從圖像中獲得圓環點的圖像，我們設計出二類不同的平面模板：正多邊形平面模板和包含二條以上圓曲線的平面模板。
  10. Consisted of two twisted layers n - gons. theory 2 implies the sufficient and necessary conditions of c. c. consisted of nested tetrahedrons. theory 3 implies the sufficient and necessary conditions of c. c

    在1995年， r . moechel和c . simo發現了：在中，由兩層大小可以不等，方向相同的正多邊形構成中心構型的充要條件。
  11. Abstract : this paper gives a formula of directed area for pedal polygon of polygons inscribed in a circle. using this formula, we obtain some fixed value theorems for this kind of pedal polygins. thus some results of pedal triangles are generalized

    文摘:給出圓內接多邊形的垂足多邊形的有向面積公式，並利用該公式獲得圓內接多邊形的垂足多邊形和正多邊形的垂足多邊形的若干結果，從而推廣了垂足三角形的一些結論。
  12. 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
  13. The jade one presents rectangle, square, triangular, ladder - shaped, polygonal etc.

    玉片呈長方形正方形三角形梯形多邊形等。
  14. The system uses the permanent magnet synchronous machine as the driver motor based on the idea of polygonal flux linkage locus and the permanent magnet brush - less motor is as the momentum balance motor by means of speed and current loop in order to track driver motor precisely and rapidly. the harmonious control of driver motor and balance motor is realized by making full use of the dsp hardware resource and complicated programmable logic device. the software design is composed of c and assembly language to realize motor control arithmetic of polygonal flux linkage locus

    衛星天線伺服控制系統以正弦波永磁同步電機作為驅動電機，採用多邊形磁鏈軌跡法（電壓空間矢量法）的控制策略；動量平衡電機採用永磁無刷直流電機，通過電流環、速度環達到快速、精確跟蹤驅動電機的目的，確保了衛星姿態恆定；設計方案中充分利用了dsp硬體資源和復雜邏輯陣列實現了驅動電機和平衡電機的協調控制，並通過c語言和匯編語言的混合編程實現了電機的多邊形磁鏈軌跡控制演算法。
  15. Perspective correction is a process of interpolating texture coordinates prior to sampling a texture so that a polygon that is angled away from the camera is stretched correctly for the apparent depth of the polygon

    透視修正是一種在對紋理進行采樣之前對紋理坐標進行插值計算的過程，這樣，對于偏離鏡頭方向一定角度的多邊形，才能使其在視深范圍內正確伸展。
  16. Previous protocols for determining whether a point is inside a circle are not secure enough. we present a two - round protocol for computing the distance between two private points and develop a more efficient protocol for the point - circle inclusion problem based on the distance protocol. in comparison with previous solutions, our protocol not only is more secure but also reduces the number of communication rounds and the number of modular multiplications significantly

    保護私有信息的計算幾何問題是一類特殊的安全多方計算問題， attalah等首先提出了安全多方計算幾何的概念，介紹了點的包含多邊形相交判定最近點對及凸包問題，並分別基於茫然傳送協議及置換協議設計了兩個不同的點積協議，在此基礎上提出了解決點在多邊形中的包含判定及兩個多邊形相交判定的初步方法，但正如作者所指出，其方法還不夠完善，協議效率有待進一步改進。
  17. The effective stiffness are compared with the ones by nozaki for n = 4. numerical results show that the nature of the imperfect interface has significant effect on stiffness of a convex polygon - shaped fibers composites

    並以正四邊形纖維橫截面作為算例，將所得有效模量與nozaki結果比較，數值結果表明界面的非完美性質對凸多邊形纖維增強復合材料的有效性能有明顯影響。
  18. This paper also analyzed some key problems in 3d triangulation from scattered points. new determining principles for the relationship of point and line in space and for convexo - concave vertices of space polygon is discussed which corrected the previous method and can be applied in space triangle mesh. at the end of this papar, the future research areaes of triangluation from 3d scattered points are demonstrated

    本文還分析了三維空間直接三角剖分所要解決的一些關鍵問題，進而提出了空間中點與直線位置關系判別的新方法及空間多邊形頂點凹凸性判別的新方法，修正了以往演算法在應用上的局限性，使之能夠適用於復雜網格多邊形邊界。
  19. According to the characters of three - dimension engineering, it designs data structure and data model by the method of oop. data structure of oop is applied to the modelling based on graphics. it realizes the display of three - dimension graphics in engineering. the system can import / export 3ds files. it realizes selection, feedback of 3d shape and the management of 3d shape ' s properties ; 3d shape frome 2d contour lines and the medial axis of a convex polygon and an arbitrary simple polygon are discussed

    針對三維工程的特點，採用面向對象的思想進行數據結構與數據模型的設計；將面向對象數據結構應用於基於圖形的建模技術中，實現了工程中三維圖形的顯示，並通過與3ds文件的介面，導入造型復雜的模型進行補充；基於二維設備的三維交互問題，實現了對三維形體的選擇、反饋以及三維形體的屬性數據的管理；對由二維輪廓線構造三維形體，本文創造性的提出了利用多邊形的中軸來構造三維形體，並修正了求多邊形中軸的演算法。
  20. First, with the variational method, the variational lower bounds of the characteristic impedance are respectively computed of the conformal coaxial lines with circular, regular polygonal and elliptical cross - sections. then the optimal variational lower bound of the conformal coaxial line with a square cross - section is obtained

    本文首先用變分法求解了截面為圓形、正多邊形和橢圓形的共形同軸傳輸線的特性阻抗的變分下界，得到了截面為正多邊形的共形同軸傳輸線特性阻抗的變分最優下界。
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