surface modeling 中文意思是什麼
surface modeling
解釋
表面造型-
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曲面造型技術的發展，計算機上的船體型線的描述，目前已發展成為三維曲面乃至三維曲面實體表達。與線框圖相比，三維圖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。 -
Finally, when a 00, the limt situations for the developable modeling and surface development above are all disscussed and compared with those on bezier curve. the programs of the above methods und algorithms are developed, which shall be used in the system of developable surface modeling for cad / cam
Zier曲線上可展曲面造型方法和曲面展開演算法，均給出了當0時的極限，並與b ? zier曲線的情形作了分析和比較。這些方法和演算法均應用於實例在計算機上得以實現。 -
Based on the scrutiny of the application of virtual reality technology and the analysis of the current status of vr application in automobile design, a car body modeling system is proposed in this thesis. this system utilizes ug ' s powerful surface modeling, solid modeling, further development and highly interactive tools, nicer virtual environment to realize car body modeling and virtual assemble
本文在討論了虛擬現實技術的發展及國內外研究現狀，並深入分析了虛擬現實技術在汽車設計中應用的基礎上，提出了一個基於ug平臺上的車身虛擬造型系統，該系統藉助于ug軟體強大的曲面、實體造型功能以及二次開發功能，良好的輸入輸出界面、交互工具，很好的虛擬環境效果來實現車身的三維虛擬概念造型、虛擬裝配。 -
Combined frame modeling method and surface modeling method build up the topological relations of spacial point, line and surface on condition that the points on the surface of measured object is considered as known points after compared with other several modeling method
在比較了已有的幾種三維建模方法后，結合線框建模和表面建模的方法，將近景攝影測量所測物體表面點作為已知點，構建空間點、線、面的拓撲關系。 -
To explore the importance of soil moisture on land - atmosphere heat and water exchange, the impact of soil moisture on reflectivity and associated aspects of land surface modeling are also examined
本文中還研究了土壤濕度和土壤反射率之間的關系，並討論了在陸面過程模式中考慮反射率隨土壤濕度變化對模式模擬結果的影響。 -
So we present a new method of subdivision surface modeling. this method not only maintains the intrinsic property of catmull - clark subdivision surface, but also makes this kind of surface have a new function of interpolating multi - predefined b - spline curves. it overcomes some limitation of catmull - clark subdivision scheme and widens its application range, which brings subdivision surfaces from animation design and artistic modeling to mechanical products design
因此，作者給出了一類新的細分曲面造型方法，該方法保持了catmull - clark細分曲面的原功能，但增加了插值若干條已知b樣條曲線的新功能，克服了catmull - clark細分方法的局限，拓寬了catmull - clark細分方法的應用范圍，為細分曲面從動畫製作和藝術造型走向機械產品設計的應用闖出了新路。 -
Surface modeling is an important subject in computer aided geometric design and computer graphics. it researches on denoting, designing, displaying and analyzing of surface in the environment of computer image system
曲面造型（ surfacemodeling ）是計算機輔助幾何設計（ computeraidedgeometricdesign ， cagd ）和計算機圖形學（ computergraphics ）的一項重要內容，主要研究在計算機圖象系統的環境下對曲面的表示、設計、顯示和分析。 -
Therefore, the development of the surface runoff and subsurface run - off mechanisms, and a soil moisture model that can represent the hydrological processes correctly is sig - nificant in improving land surface modeling
因此，發展合適的地表地下徑流機制以及土壤水模型對于改進陸面水文模擬具有重要的的意義 -
It is an essential tool and purpose in surface modeling to interpolate the given curves
插值已知曲線是曲面造型中的一個重要追求目標或手段。 -
In this thesis, we use surface modeling into medical visualization domain to describe the 3d model of skin and skull surface and discuss relational operations. these methods have been used into the skin restoring from skull with computer aid system that is a project of ninth five - year - plan of native, and got well effect from the application
而在本文中涉及的醫學可視化領域，這一方法被用於描述人面貌及顱骨的三維造型及相關處理，並已在國家九五攻關項目《計算機顱骨面貌復原系統》中得到了應用，取得很好的效果。 -
Based on summary and analysis of cad technology, computer graphics, 3d modeling method, development environment and database technology, this dissertation has made researches and practice with the emphasis on the following several aspects : 1 ) the development of 3d modeling technology of cad experiences wire frame modeling, curved surface modeling, solid modeling, parameterized modeling and variable modeling. the technologies of different period are usually coexistent and not exclusive in concrete software products
鄭州大學碩士學位論文第11頁在對cad技術、計算機圖形學、三維造型方法、開發環境、數據庫技術等進行綜述分析的基礎上，本文著重對以下幾方面內容作了研究及實踐： l ） cad三維造型技術經歷了線框造型、曲面造型、實體造型、參數化造型及變量化造型技術等五個階段，不同階段的技術在具體軟體產品中往往是並存的，而非排它的。 -
This paper studies the rational b - splines curves with prescribed poles and surfaces for the first time, and studies the properties of this new surface modeling. the result indicate that this modeling not only have the property of geometric modeling, but also have the agility and availability, and score the singular of curve
本文首次構造了指定極點的有理b樣條曲線曲面，並深入研究了這種新穎曲面模型的性質，結果表明該有理曲面模型不僅具有幾何造型的特點，而且更靈活、更有效，並能刻畫曲線的奇性等固有特性 -
Surface modeling approach for free - form machining based on the cubic spline function
基於三次樣條的離散點曲面構建演算法 -
Parameterized nurbs surface modeling and mesh generation for stamping tools
曲面造型及有限元網格劃分 -
This thesis discusses the problem free - surface modeling technique of turbine blade according to the property of the runner blade and the present research achievement in free - surface modeling technique, the major study concerned are introduced below : firstly, it accomplished the study of intersection for blade - to - plane and present the method of three - step algorithms such as subdivision > iterative refinements approach ; meanwhile it solved the problem of small area extend of blade by use minimal modulus method
本文針對水輪機葉片的特點，結合曲面造型技術的研究現狀，研究了水輪機葉片的nurbs曲線曲面造型問題。主要工作有：第一，完成了葉片與任意平面求交問題的研究，提出分割-迭代-擬合三步求交演算法。同時首次應用最小二乘擬合端部法解決了葉片的小區域延展問題。 -
In the last part of the article applications of space cubic ph to sweep surface modeling and pipe surface modeling are introduced, and sufficient criteria that guarantee that the offset of a sweeping surface are generated by the offset curves of the profile curve is investigated
最後，本文介紹了空間三次ph曲線在掃曲面和管道面造型方面的應用，並研究了一掃曲面的等距面為該掃曲面輪廓線的等距線所生成的充分條件。 -
The application of surface modeling technology with catia in design of small unmanned aerial vehicles
曲面造型技術在小型無人機設計中的應用 -
Along with the great progress in 3d data measurement device and the popularization of complex surface modeling, recursive subdivision has been a research focus in the world over the past 20 years in computer aided geometric design and computer graphics
近二十年來，隨著三維數據采樣設備的長足進步與復雜拓撲結構的曲面造型日益普及，細分曲面已成為計算機輔助幾何設計（ cagd ）和計算機圖形學（ cg ）領域內的一個國際性研究熱點。 -
26 wyvill b, guy a, galin e. extending the csg tree - warping, blending and boolean operations in an implicit surface modeling system. computer graphics forum, 1999, 18 : 149 - 158
本文的工作，不是要對已有的復雜cad模型進行反向工程，而是表明：即便有大量的布爾運算，我們的方法也能保持尖銳邊超形能很好地進行實體建模。 -
This paper introduces the application fields of reverse engineering, discusses the techniques of coordinate data acquisition and the features and the used scopes of all kinds of measure methods, elaborates the principal techniques of surface reconstruction of reverse engineering, analyses the problems of surface reconstruction., addresses a kind of algorithm of the scattered " points cloud " preprocessing and a method of employing cad modeling software to finish surface modeling, develops a cloud data optimum processing programme
本文介紹了反求工程的應用領域，討論了坐標點的測量技術及各種測量方法的特點與適用范圍，闡述了反求工程中曲面重建技術，分析了曲面重建中存在的主要問題，提出了離散「點雲」的預處理演算法及利用cad造型軟體進行曲面造型的方法，並開發了「點雲」數據優化處理程序。
分享友人