面成形術 的英文怎麼說
中文拼音 [miànchéngxíngshù]
面成形術
英文
facioplasty-
Virtual reality is an advanced man - machine interface which allows the behaviors of the human being, such as viewing, listening and touching, to be conducted in a natural but virtual environment
虛擬現實是一種高度逼真地模擬人在自然環境中視、聽、動等行為的人機界面。圖形生成是虛擬現實的一項關鍵技術。Due to the requirements of complex configuration of spatial curved surfaces and of continuity of fiber laying have becoming a difficult problem in cad technology for bicycle body frame of hybrid fibered compound material with multi - branch special shaped entire - body and sections of hollowed thin wall
摘要對于多分支整體異形空心薄壁斷面混雜纖維復合材料自行車車架,由於復雜的空間曲面構形和纖維鋪設連續性要求成為其cad技術難題。Optimization and generation of finite element hexahedral mesh in metal forming process
金屬塑性成形有限元六面體網格自動生成方法及優化技術Advance of hexahedral element remeshing methods for bulk metal forming process fem simulation
金屬塑性成形有限元模擬中的六面體單元再劃分技術研究進展In this paper, the metal explosive working technique and the fabrication characteristics of metal vessels with double layers were introduced. based on the comparison between new and traditional techniques, the reliability of the technique for mould - less high energy integral forming of spheroidal vessels with double layers was stated, and the prospective application of this techniques to the fabrication of the low temperature pressure vessels was presented
本文將從前言、金屬爆炸加工技術介紹、雙層金屬容器加工製造要點、新技術與傳統技術的對比、無模高能整體分步成形雙層球型容器技術的可靠性和本技術在低溫壓力容器製造領域里應用的前景等六方面進行闡述。The paper is mainly focused on two fields. one is the formation of any thick porous silicon ( ps ) layers, which is content with 1c process. the other is the low - loss performance of passive elements fabricated on ps / oxidized porous silicon ( ops ) inter - layers under microwave operation
本論文主要的研究內容分為兩個方面:其一是厚度可控的與ic工藝兼容的多孔硅膜的形成技術研究;其二是研究在多孔硅氧化多孔硅介質膜上制備無源器件的微波低損耗特性之可行性。Su shi ' s theory concerning painting gives emphasis on the subjunctive side and inner cause of artistic images, paintings express a kind of feeling that is beyond worldly affairs and rich in poetic significance ; and finally it forms an artistic principle combined with poems and paintings
摘要蘇試的繪畫理論重視構成藝術形象的主觀方面,強調藝術形象的內心根據,並在繪畫中表達出一種超脫世俗,富有詩意的情懷思緒,形成其詩話一律的藝術主張。Directly painting textures on top of 3d objects in 3d perspective viewport is a new issue of human - computer interface ( hci ). this paper presents a method to solve this issue. it converts the position information of the texture pixels of texture map into color information , and then transfers both the coordinates and the color of texture pixels into screen through texture mapping at the same time. only is the color information of texture pixels converted into illumination by calculating the normal and the angle of ray incidence of the screen pixel in the method. the texture coordinates are firstly converted into the color information by generating another texture map , which is called information map whose pixels ' color represents the coordinates information. and then the corresponding texture coordinates are mapped into screen reference frame by texture mapping and stored into information buffer for later use. so we can obtain the texture coordinates of screen pixels correspondingly by decoding from information buffer. after optimizing , we can paint textures on top of 3d objects in 3d perspective viewport in real time. the paper also gives some examples and related definitions of using additional information of 2d texture map for 3d graph generating
針對三維逶視投影視圖中對三維物體表面紋理直接進行噴繪,以獲得復雜紋理圖這一計算機圖形交互技術這一新問題,研究了一種將紋理圖的象素位置信息轉換成彩色信息,然後利用紋理映射將紋理坐標連同該點上的顏色值一起傳遞到與屏幕象素對應的可見點上的方法,其中顏色值依該點處的入射光線方向和表面法向被進一步轉換為光強值,而紋理坐標則被解碼后還原成與該可見點對應的紋理坐標,被存入信息緩沖器中,供以後使用,通過解碼,可根據屏幕點直接得到對應紋理象素點的坐標,經過演算法優化,實現了對三維物體表面紋理的實時噴繪;同時闡述了在三維圖象生成技術中使用附加紋理信息的應用實例以及相關定義Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm
本文首先詳細的敘述了天線結構的各組成單元,闡明了天線反射拋物面的形成原理;然後在ansys軟體環境中建立了不同結構布局下天線的有限元分析模型,分析計算了各種情況下天線的的固有頻率與振型;最後依據天線各指標的重要性,建立了以一階固有頻率最大、質量最小為目標的天線結構多目標優化設計模型,並基於神經網路和遺傳演算法,結合正交實驗和變加權系數技術,形成了一種有效的多目標優化演算法,在matlab平臺下實現了天線的結構多目標優化設計計算程序,求得了天線的最佳結構參數。Finally, near - field microwave imaging methods are studied. combining near - field measurement and target geometrical shape, a new near - field microwave imaging approach by plane - wave spectrum is produced. synthetic plane - wave technique and near - field imaging is studied, simulation results of this approach are given
把近場散射測量和目標幾何外形相結合,提出了利用平面波譜展開進行近場微波成像的新方法;對綜合平面波技術和近場微波成像作了研究,並對這一成像方法作了模擬。Measuring method and technique that 3d surface shape is recovered from 2d gray image ( shape from shading ) can obtain surface shape by natural way and easily realize the information integration of intersystem. particularly, this technique belongs to non - contact measurement, and it has become a puzzle and hotspot question in image measuring domain based on vision in recent years
直接由物體的二維灰度圖像恢復其三維幾何形狀(由明暗恢復形狀)的曲面測量方法和技術,能以自然方式提取物體表面的形狀信息,且易於實現系統間的信息集成,尤其是該方法屬于非接觸測量方法,特別適合於測量由彈性模量低的易變形材料製成的零件,近年來一直是基於視覺的圖像測量領域研究的難點和熱點問題。The thesis studies on the meaning of high - rise buildings from the viewpoints of aesthetic experience, civil environment plan design, construction analysis, and emphasizes the idea of high - rise building being a complicate complex
從審美體驗、城市環境、平面及結構技術等相關方面對當代高層建築造型意義進行了重新的認識,強調高層建築造型是綜合多方面因素的復雜構成形式。But traditional methods have a lot of shortcoming when we product the aspheric optical, so computer controlled optical surfacing ( ccos ), which has the merit of the removal of deterministic, has been used in the domain of aspheric machining
計算機控制光學表面成形技術( computercontrolledopticalsurfacing , ccos )能夠有效的克服上述缺點,特別是具有定量去除和確定性控制的特點,已經成為現代光學元件超精密加工的重要手段。Technique of " a steel by line heating and cooling " have several characteristics such as full of techniques and difficulties etc, it is based on experience of experienced workers and use the fire heat steel plates in predetermined lines calculated by expert system, then cool them down by water, so the difference between forces of extention and contraction, the steel plates will curve to their desired shape
水火彎板是造船生產中技術性強、難度大,具有很強特色的一種經驗性鋼板曲面成形的熱冷加工工藝方法。這個項目就是和大連造船新廠合作的「大型復雜曲面鋼板水火加工智能機器人」 。Cnc glass engraver machine center is a high technology equipment in which cad / cam, cnc, mechanical design and manufacture, motor driver technology, and computer controlled optical surfacing ( ccos ) technology are integrated
計算機數控玻璃刻花中心是國內最近發展起來的高新技術設備,集成了cad cam技術、計算機數控技術、機構設計、電機驅動技術、玻璃光學表面成形技術。In this article some basic problems in the ccos are studied on the aspheric optical compound machine tool ( aocmt ). the main contents and innovations include : [ 1 ]. the deterministic model is built for grinding and polishing processes
本文以光學非球面復合加工機床( asphericopticalcompoundmachiningtool , aocmt )為對象,對計算機控制光學表面成形技術中的一些基本問題進行了研究。Single - side welding and double - side molding technique with manual tig pipe welding
焊的單面焊雙面成形技術Application of the technique of double - side figuaration by single - side welding in container manufacturing
單面焊雙面成形技術在集裝箱生產中的應用Dolwick mf, dimitroulis g. is there a role for temporomandibular joint surgery ? br j oral maxillofac surg 1994 ; 32 ( 5 ) : 307 - 13
周正炎,顧雲峰,季振威,等.功能性顳下頜關節成形術的初步報告.口腔頜面外科雜志1999 ; 9 ( 4 ) : 292 - 4One side welding both side shaping co2 arc welding technology
2氣體保護焊單面焊雙面成形技術分享友人