界面幾何形狀 的英文怎麼說

中文拼音 [jièmiànjīhéxíngzhuàng]
界面幾何形狀 英文
interface geometry
  • 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 幾 : 幾代詞1. （多少, 用於詢問數量和時間） how many 2. （表示不定的少數目） a few; several; some
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  • 界面 : [物理化學] interface; boundary; limiting surface
  1. The paper has improved the existing lifting - line and lifting - surface design method by including the rake and skew and solving the optimum circulation distribution with the optimum theory. the blade geometry is expressed with b - spline for the lift - surface method. the boundary condition on the blade is transformed to minimize the summation of the square of normal velocities, the fair blade geometry can be obtained by present technique and the design quality is better

    改進了現有的升力線和升力面設計方法，在升力線設計中計及槳葉的縱傾和側斜的影響，用優化理論求解最佳環量分佈，升力面設計中用b樣條來擬合槳葉，將物面邊界條件轉化為求法向速度分量的平方最小，由此可得到光順的槳葉幾何形狀，提高和改進了設計質量。
  2. Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters

    本文針對我國公路隧道多為大跨度、扁平、幾何形狀呈多樣化的特點，通過深入分析目前隧道支護結構設計中存在的各種問題，抓住高等級公路長大隧道設計中隧道結構斷面的優化選型及隧道支護結構的穩定性與承載能力兩個核心問題，引入結構優化理論中的簡易復合形優化方法，深入探討了滿足建築限界、通風條件、受力狀態約束等條件下公路隧道襯砌斷面優化設計模型，提出了三種襯砌斷面形狀（單心圓、坦三心圓和尖三心圓）的優化選型方法，建立起一套完善的高等級公路長大隧道的系統優化設計理論與方法，並開發出相應的計算機程序，用於擬建的上海至瑞麗國道主幹線湖南省邵陽至懷化高速公路雪峰山長大高速公路隧道的結構斷面優化選型，得出了一系列較為合理的支護結構設計參數。
  3. Without any hypothesis of the propeller ' s geometry, the surface panel method satisfy the body surface boundary condition on the fact body surface, and make the geometry representation of the propeller more precise, the mathematical model is more perfect

    面元法是在實際物面上滿足物面邊界條件，沒有對螺旋槳的幾何形狀做任何假設，能更精確地描述螺旋槳的復雜幾何形狀，其數學模型更加完善。
  4. The numerical simulation of the inlet flow fields in the gas turbine. obtained numerical simulation results of flow fields include the uniformity, with the geometrical boundary completely according with the actual one and nothing being simplified

    在幾何邊界形狀上嚴格反映物理真實而不作任何簡化，獲得了整個進氣系統地流場分佈狀況和壓氣機進口截面的不均勻度。
  5. The moment method is used to calculate the rcs of three - dimensional targets in this paper. these targets include conducting targets, dielectric targets and coat targets. triangular patches are used to model the surface of the target, then electric field integral equation ( efie ) and magnetic field integral equation ( mfie ) are built which satisfy the boundary conditions. the rwg vector base functions are used to denote equivalent electric current and magnetic current on the surface of the target. finally use the galerkin method ( rwg vector base functions are basis function and test function ) to transform integral equations into matrix equation. when obtain the equivalent electric current and magnetic current, we can calculate the scattering field and the rcs of the target

    本文利用矩量法計算了三維導體目標、介質目標、塗層目標的雷達散射截面。首先採用三角形面元對物體表面幾何形狀進行模擬，然後建立滿足邊界條件的電場積分方程（ efie ）和磁場積分方程（ mfie ） ，將物體表面的等效電磁流用rwg矢量基函數表示，最後利用伽略金法（ rwg矢量基函數既作為基函數又作為檢驗函數）將電磁場積分方程轉化為矩陣方程求解未知電磁流系數，得到了表面的等效電磁流后，可以計算散射場和目標的雷達散射截面。
  6. Design of graphical interfaces, design of menus, design of dialog boxes and design of plotting program is investigated. then visualized interface and visualized system of disposing data is appended for " nonlinear finite element ultimate analysis of reinforced concrete thin slabs with complex geometry & boundary condition " finally, according to the research, some feasible advice is put forward for engineering design

    對圖形界面的設計、菜單的設計、對話框設計、繪圖程序的設計等進行了探索，為「復雜幾何形狀和邊界條件鋼筋混凝土薄板非線性有限元極限分析程序」 ，添加了可視化的界面和數據前後處理的可視化系統。
  7. The dimensional globoidal indexing cam mechanism, as a result of the steady movement, accurate, the transmission ceaseless and is suitable for high speed indexing and precise indexing. now it is the most ideal high speed precision indexing mechanism in the world, and it is being widely applied on each kind of automaton and the production line, this mechanisms prospect of application is broad, arouses the people enormous interest. but the examination of the globoidal indexing cam mechanism is a quite weak link, the manufacturers don ’ t give the examination because of the difficulty of the geometry shape error examination of the cam contour

    空間弧面分度凸輪機構，由於運動平穩、準確、傳動無間隙而適用於高速分度和精密分度，是當今世界上最理想的高速精密分度機構，正被廣泛應用於各種自動機和生產線上，該機構應用前景廣闊，引起人們極大的興趣，而弧面分度凸輪機構的檢測是一個比較薄弱的環節，一般生產廠家由於凸輪輪廓幾何形狀誤差檢測困難而不予檢測，因此本試驗臺的研製具有極其重要的意義。
  8. Age 3 + ) perfect for hands - on learning and illustrative teaching of area, volume, surface area - nets, symmetry and perimeter. this 16 - piece set includes 8 transparent shapes and 8 folding shapes. shapes are 3 ’ ’ in height

    適合三歲或以上）此套裝共有8個三?高透明幾何立方體以及8塊可摺成不同幾何形狀立方體的咭紙，可用來教導面積、體積、表面積、對稱和周界等概念。
  9. A new kind of numerical method, the statistical distributed source boundary point method ( sdsbpm ), used to calculate the acoustic radiation problem caused by the random vibrating body is presented ; a test for the effectiveness of the sdsbpm is carried out on the aspects of its calculation precision, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第四章提出了一種新型的隨機振動聲輻射計算方法?統計分佈源邊界點方法；通過諸多不同邊界曲面和不同邊界量分佈的隨機振動聲輻射算例，從計算精度、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面，對統計分佈源邊界點方法的有效性進行了考證。
  10. The formulation for the error analysis of acoustic radiation problem calculated by the boundary point method ( bpm ) is put forward ; the physical explanation of the boundary point analysis of the acoustic radiation problem is given ; the influence of the particular solution on the calculation stability of the bpm is studied ; the etthanced volume source boundary point method ( evsbpm ) is presented ; a test for the effectiveness of the evsbpm is carried out on the aspects of its calculation precision, calculation speed, calculation stability, adaptation to the geometric shape of vibrating body as well as its ability to overcome the non - uniqueness problem through various examples with different boundary shapes and different boundary value distributions

    第三章導出了邊界點方法分析振動聲輻射問題的誤差估計理論公式，揭示了邊界點方法分析振動聲輻射問題的物理本質；研究了特解場的局部特性對邊界點方法的數值穩定性的影響；改進了現有的特解場構造方法，提出了改進體積源邊界點方法；通過諸多不同邊界曲面和不同邊界量分佈的聲輻射算例，從計算精度、計算速度、計算穩定性、對振動體表面幾何形狀的適應性以及克服解的非唯一性等方面，對改進體積源邊界點方法的有效性進行了考證。
分享友人
分享到 Line

分享到臉書