曲面線圖 的英文怎麼說

中文拼音 [miànxiàn]
曲面線圖 英文
curved surface drawing
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 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...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  1. With the development of computer technology and free - form surface modeling, body plan description on the computer has been converted into hull surface model simulation in which more information is included so that hydrostatic properties calculation can be carried out with hull information directly

    隨著計算機技術與復雜造型技術的發展,計算機上的船體型的描述,目前已發展成為三維乃至三維實體表達。與相比,三維形中包含的信息更為豐富,實現了計算機上船體模型的模擬。
  2. Therefore, the method of screen spreading is presented herein with the following basic feature : taking the surface of the perpendicular line at the end of the distortion and bottom as the datum plane, move the controlling point of every distortion part to the datum plane with the principle of changeless of geometry size, and then the spreading is formed

    為此提出一種屏幕展開方法,此方法的基本要點是,以扭末端垂直和底部起坡所在的平為基準,將扭各分塊的控制點按幾何尺寸不變的原則搬到基準,即可形成展開
  3. Graphs give data in a two-dimensional picture.

    可標出二維平形上的數據。
  4. The beeline distortion face often needs to be spread into an ichnography during drawing the reinforcement drawings for the inlet and outlet of the hydraulic structure, so as to show the length of the reinforcing steel bar directly

    摘要在繪制直鋼筋時常常需要將其展開為平形,以直觀地顯示鋼筋的長度。
  5. Three kinds of results are obtained by simulation calculating the two models : the composed vector diagrams of the axial velocity ( v ) and the radial velocity ( vr ) at the different times in the symmetry section ; diagrams of curves of the velocity vector ( v ^ ) and ( vr ) at the different times in the different sections ; diagrams of the secondary flow vectors at the different times in the different sections

    我們對兩種不同直徑的s型血管進行了有限元模擬計算,得到三種結果:在對稱內不同時刻的軸向速度v _和徑向速度v _ r的合成矢量;在不同截不同時刻的速度分量v _和v _ r的;在不同截不同時刻的二次流的矢量
  6. This thesis gives a brief account of the basic theories of software engineering and computer graphics, of the data structure of individual component modeling, of the design of the software structure and of the method of realizing software. meanwhile, this thesis put more emphasis on the exploration of the arithmetic of the delaunay triangle network, nurbs curve integration, the filling - in arithmetic of triple - tree, and the arithmetic based on the scan - line arithmetic and the filling - in of complex section

    文章介紹了關于軟體工程學與計算機形學的基本理論及其各組件模型的數據結構、軟體結構設計與軟體實現的技術方法,並重點討論了基於約束條件的delaunay三角網格化演算法、 nurbs (非均勻有理b樣條)擬合、三叉樹等值填充演算法和基於掃描的復雜剖填充演算法。
  7. The research fruits in this article can provide the temperature isoline map of crown cantilever section and central longitudinal section of the dam, the stress isoline map of crown cantilever section and upstream and downstream surfaces of the dam, the maximal and minimal stress distribution map in dam abutment along with the height of dam, the maximal and minimal stress table of typical nodes and the maximal and minimal stress table in different elevations, and also provide reference basis for taking relative temperature control measures in the design and construction of rcc arch dam

    本文研究成果可給出壩體的拱冠梁剖和壩體中心縱剖的溫度等值、拱冠梁剖和壩體上下游應力等值、壩肩最大最小應力沿壩高的分佈、不同高程處典型點的最大最小應力值表以及不同高程處最大最小應力值表等成果,為碾壓混凝土拱壩的設計和施工中採取相應的溫控措施提供了參考依據。
  8. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模場,圓上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導縱向諧振縫隙陣,縫隙電壓相位為同相分佈,輸入端匹配.實際測量了天輸入端電壓駐波比和h方向,理論與實驗相吻合
  9. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  10. Abstract : the solid modeling of computer drawing technique has been applied to the pyramidal roof of ancient chinese pavilion, mainly concerning in the forming of the curves and surfaces

    文摘:用實體造型方法探討中國古建築方亭鉆尖頂部的計算機繪技術.同時,對形成該頂部的進行了較深入的分析
  11. According to differences of construction process, boundary condition, temperature and stress of two schemes extending 3m deep short seam on upstream face in the middle of rcc overflow section and no short seam are calculated, what " s more, in this paper the equivalent line drawing of stable temperature field and unstable temperature field during construction and operation period and the duration curve drawing of typical points " s temperature and stress are plotted, and the results of peak and minimum on temperature in every month and maximum on tensile stress are attained

    根據施工過程和邊界條件,對溢流壩段中間上游增設3m深短縫和不設短縫兩個方案進行了溫度和應力計算,並繪制出穩定溫度場等值及施工期、運行期非穩定溫度場等值,典型點溫度和應力歷時,逐月最高、最低溫度和最大拉應力及相應位置等成果。
  12. 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像、、網格等) 。變形在許多領域有著十分廣泛的應用,如計算機形學、動畫設計、工業造型、科學計算可視化、電影特技等。本文對同構平三角網格的變形和平多邊形的變形進行了研究,主要的研究結果如下: 1 )同構平三角網格的變形:提出了具有不同凸邊界的同構平三角網格的保凸變形方法。
  13. Labeling for line drawing of object with tangent curve surface

    具有相切立體標記研究
  14. In the part of 3d modeling, some theories and technologies was discussed. then, how to build 3d terrain was analysis. this dissertation presented two new methods of terrain building : lofting based on contour and random terrain building based on fractional brown motion

    三維地形是虛擬環境的基本要素,本文總結了各種地形建模方法,提出了兩種地形建模方法:根據等高生成地形的「沿截放樣法」和生成隨機地形的分形法。
  15. If the graph of a continuous function is revolved about a line, the resulting surface is called a surface of revolution

    一個連續函數的形繞一條直旋轉所得到的為旋轉
  16. In auto smooth method, we use the curvature and depth analysis to look for " bad point " automatically, and take the latitudinal curve to modify the surface ; referring to the tech of image processing, we import a interactive method to smooth surface based on image smoothing

    在自動光順方法中,利用率分析及深度分析自動尋找「壞點」並採用緯向重生成的方法予以修正;結合像處理的內容,引入了基於像平滑的互動式光順方法,取得了滿意的效果。
  17. Module layer is the third one, which consists of data storage module, original data scanning module, currency displaying module, curve module, amplifying and narrowing module and etc. the last one is interface layer, where programmers could choose appropriate module groups to build their own systems based on their own needs

    第三層為模塊層,保存數據模塊、瀏覽前數據模塊、顯示當前值模塊、表模塊、放大縮小模塊等等。第四層為界層,編程人員可以根據用戶需求,挑選合適的模塊組建適合自身功能需要的系統。
  18. Aiming at the lack of traditional ploting method in the areas of three dimension graphics, the b - spline surface is adopted. in order to more easily build the b - spline surface the control points are replaced with one center point during the storage, and make it clear to simulate the curve of branches

    在三維形的繪制方,針對傳統繪制方法的不足,採用b樣條來構造三維幾何模型,在的生成及存儲過程中用一個中心點代替多個控制頂點,將對的控制轉為對的控制,使得對枝條形狀的模擬更加方便直觀,並且減少了存儲空間。
  19. Presented four methods of laser collimation, realized 3 of them with the software of zemax, and meted the requirement of the system design ; 3. realized the laser beam expanding from point - laser to line - laser wide enough to cover the flange trackside ; 4. after image grabbing and processing, picked up the profile of the train wheel

    作者獨立完成的工作包括: 1 、提出了測量的光學系統的整體方案; 2 、提出了四種激光擴束的方案,用光學設計軟體zemax完成了其中三種的設計;經過像差分析和追跡,達到了準直擴束的要求; 3 、點光源到光源的單方向擴展,達到了覆蓋輪緣踏的要求; 4 、通過實驗採集像和像處理,提取出被測輪緣的輪廓。
  20. In order to simulate ray trace reflection effect, the mirror reflection and curving reflection have been distinguished, giving an predigest method simulating approximate the ray trace effect by use of mirror geometry and the middle curving surface texture mapping

    為了提高實時渲染像的質量,模擬光追蹤反射效果,本文將反射分成鏡反射和反射兩種類型進行了討論,利用鏡幾何和中間映射方法給出了近似模擬光追蹤反射的簡化技術。
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