軸對稱形狀 的英文怎麼說

中文拼音 [zhóuduìchènxíngzhuàng]
軸對稱形狀 英文
axially symmetric shape
  • 軸 : 軸Ⅰ名詞1. （圓柱形的零件） axle; shaft 2. （對稱部分的直線） axis 3. （圓柱形的纏繞器物） roller; spool Ⅱ量詞（用於纏在軸上的線以及裝裱帶軸子的字畫）
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 稱 : 稱動詞（適合; 相當） fit; match; suit
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  1. Recognition of 2 - d axile symmetry shapes based on moment invariants

    基於不變矩的軸對稱形狀識別
  2. In this paper, we give a brief introduction to the helfrich elastic theory. to solve the helfrich equation under the physical conditions of vesicles, a taylor series method is introduced, which offers a unified method to reproduce the exact solution including the famous axisymmetrical constant - curvature surfaces and the biconcave shape solution

    本文在簡要介紹了helfrich的彈性理論及膜方程的基礎上，開創性地引入taylor級數法，在軸對稱膜的邊界條件下，對helfrich膜方程以taylor級數法求解，統一地得到了目前已知的兩個特解：常平均曲率曲面和紅血球形狀解。
  3. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣，進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗，並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析，來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命，最後利用最小二乘回歸方法，得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  4. Analysis of axial - symmetric ring - shaped interface crack problems

    軸對稱環形片狀界面裂紋問題分析
  5. Twelve casing configurations were investigated, consisting of three step profiles at each of three clearance levels ( including seven casing geometric size ) to find the effects of radial / axial variation of tip gap on rotor performance, and five casing configurations including two types of asymmetric profiles were applied in the research of circumferential variation of tip clearance

    文中設計了十二種機匣結構用於與實壁機匣相比較，包括軸向布局的七種階梯狀結構及五種周向變化的不對稱結構形式（偏心周向變化和橢形周向變化） 。
  6. For bilateral symmetry objects, the techniques on symmetry - point detection and symmetry - axis extraction are presented based on harmonic conjugation relationship. for rotated symmetry objects, the techniques on rotated units description and rotated symmetry center extraction are presented based on center invariants of objects. further more, by using 3d invariants and 2d projective transformation, an approach to recover shape from part symmetry objects is realized on some conditions

    （ 3 ）深入分析了2d對稱性目標透視成像的幾何特點，將共點四線交比用於目標輪廓上的關鍵點的特性描述中；利用調和共軛關系，提出了一種針對左右對稱型目標的對稱點檢測和對稱軸提取的演算法；利用交比關系構造了目標的形心不變量，提出了一種針對旋轉對稱型目標的旋轉對稱單元判定、旋轉中心提取的演算法；進一步利用3d不變量和2d射影變換，實現了一定條件下的對稱性目標的形狀恢復技術。
  7. The details of the construction and characteristics of the new finite - difference scheme are presented in this thesis, by using both the integration theorem and the taylor expansion theory. it is proved that the new approach has the second - order accuracy on the grids with axis - symmetric voronoi cells and at least has the first - order accuracy in general. according to this character of the scheme and the computational requirements of the finite - difference approach, a striping procedure is involved to decompose the velocity model into variable spatial size grids with a nearly constant tune step preserved

    本文從積分定理和taylor展開兩個角度，詳細分析了基於voronoicell的非規則網格有限差分演算法的構造過程及性質，並且在理論上證明了本文的差分方法的精度與網格形狀的關系：當voronoicell為關于節點的軸對稱圖形時，本文差分方法具有二階精度；在一般的網格上，則至少具有一階精度。
  8. The analytic solutions of isotropic elastic layered soil under axisymmetrical, rectangular and strip loads were derived from the basic equations of isotropic elastic mechanics by means of transfer - matrix method. by the result, can easily calculate the additional stress and settlement in layered soil. but these solutions could not properly assess the errors from the elastomer of the bottom layer in foundation soil

    從各向同性彈性力學基本方程出發，利用傳遞矩陣法推導出的多層彈性地基問題在軸對稱荷載、矩形荷載和條形荷載作用下附加應力與沉降的解析解，可以方便地求出層狀地基中的附加應力和沉降，而他們均沒有考慮最下層彈性體計算深度引起的誤差影響。
  9. A calculation method and calculation results that show that a new kind of shaped paraboloid antennas can produce a ringy radiation pattern is presented

    摘要通過數值計算發現：將拋物線繞通過焦點的非拋物線對稱軸旋轉而形成的賦形拋物面天線可產生環狀的方向圖主瓣（此主瓣指的是主瓣最大值處） 。
  10. The axial - symmetric ring - shaped interface crack problems are discussed under tension loading

    摘要討論受拉伸載荷作用的軸對稱環形片狀界面裂紋問題。
  11. Firstly, the basic character of the remote filed eddy current is simulated and analyzed in case of two - dimension axial symmetry which approves the existence of remote filed eddy current phenomenon ; the full circumferential defect model is investigated to approve the feasibility of using the rfec techniques to detect the position and depth of defect ; the pit corrosion 、 circumferential and axial crack models are simulated, and the defect character based on voltage plane polar plot and the changes of phase and amplitude are analyzed to supply the standard for defect reconfiguration

    首先，在二維軸對稱情況下模擬與分析了遠場渦流的基本特性，證實了遠場渦流現象的存在;對全周向缺陷的遠場渦流檢測進行了詳細研究，證實了遠場渦流檢測缺陷位置和深度的可行性;對點狀腐蝕、軸向與周向裂紋三種非軸對稱缺陷進行三維有限元模擬，利用相位差和幅值變化曲線與電壓平面極坐標圖對缺陷特徵進行分析，為缺陷形狀重構提供了依據。
  12. A technology for designing a dishing axial - symmetric unmanned helicopter that based on a coaxial rotor system shrouded by a toroidal shell is studied in this thesis

    本文研究碟形軸對稱無人直升機的總體設計技術，這種特型的無人直升機是將一副共軸式旋翼置於涵道中，外形為碟狀。
  13. A symmetrical body rotating about an axis, one point of which is fixed, is called a top.

    形狀對稱的一物體繞其軸轉動，若軸上一點固定不動，則這個物體就叫做陀螺。
  14. In order to overcome the shortages resulted from hypothesis of small deformation in radial symmetry based on thick - wall cylinder, plane stress and uniform pressure about residual stress around cold - expanded hole, a new model was proposed which takes into consideration the effect of split - sleeve, the different states along thick direction of specimen

    摘要針對目前在研究冷擠壓孔邊殘餘應力時，大都採用基於厚壁圓筒的軸對稱小變形、平面應力狀態、孔邊受力為均布載荷等假設所帶來的不足，提出了在三維真實模型狀態下，考慮襯套對孔邊受力的影響、試件在厚度方向上的應力差異等因素。
  15. Dynamic behavior and buckling analysis of thin rectangular plate rotating around its symmetrical axis

    軸對稱勻速轉動狀態下矩形薄板的動態特性與屈曲分析
  16. Each kaleidocycle is actually made of components with identical shape. these components are able to rotate along one or more axes of symmetry. different kaleiodocycles have different periods of rotation

    如你細心觀察，每個萬花環都是由同一形狀的元件組成，它們沿一條或多條對稱軸轉動。不同的萬花環有不同的轉動周期。
  17. Thirdly, the bearing and deformation characteristics of single and group piles are investigated by means of axisymmetric finite element analysis ( fea ) and three - dimensional fea

    再次，運用二維軸對稱有限元法以及三維有限元法，系統分析了擠擴支盤樁單樁和群樁的承載變形性狀。
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