折邊模 的英文怎麼說

中文拼音 [zhébiānmó]
折邊模 英文
hemming die
  • 折 : 折動詞[口語]1. （翻轉） roll over; turn over 2. （倒過來倒過去） pour back and forth between two containers
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 邊模 : edge form
  1. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板壓降及流場速度分佈分析對比后發現，固定閥周圍流場存在較強的湍動，閥側孔與塔板壁面區域以及閥體的上方空間存在明顯的渦流區，使氣體穿閥后的行為變得復雜，並對氣液傳質過程產生重大影響；模擬結果表明，為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響，通過折邊來改變氣體的氣路是非常有效的，模擬值與實驗值基本得到吻合。
  2. At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation

    在實驗中，利用測速管等儀器對在不同速度下的單閥和雙閥固定閥周圍的流場進行了點壓力測量，然後把點壓力轉化為點速度后繪出固定閥周圍流場的二維流線圖，同時測定了塔板的干板壓降，來考察新型固定閥帶折邊后對流場分佈和壓降的影響，為隨后的數值模擬提供對比和依據。
  3. Based on this milti - hierarchical model, application method for information organization of part is presented. chapter 3 proposes a new rule of arbitrary maximum angles of chord for triangulation and locale optimum, which avoides calculating angles of conventional methods in mesh simplification. moreover, with the introduction of arithmetical average windage concept, optimum method for the boundary mesh retriangulations is presented

    第三章針對曲面網格簡化操作過程中出現的空洞剖分問題，討論層次模型的網格優化方法，提出了基於弦內角最大準則的局部網格簡化方法；針對網格曲面上存在的曲折邊界缺陷，提出以邊界輪廓算術平均偏差作為邊界曲折程度評定參數的邊界平滑優化剖分方法。
  4. In this paper, according to the need of developing new style column, new style fixed - valve tray - rectangular fixed - valve tray with fold edges and common rectangular fixed - valve tray were studied from experiments and cfd simulation

    本文針對開發塔設備新類型的需要，從實驗和cfd模擬兩方面對新型的固定閥塔板-帶折邊矩形固定閥塔板以及普通的矩形固定閥塔板進行了研究。
  5. At last, the finite element method, the strength reduction method and limit equilibrium method, nature slopes and excavation slopes, lateral stress unloading model and axial loading model are analyzed and discussed relatively

    最後，就有限元法、強度折減法和極限平衡法，自然邊坡與挖方邊坡，圍壓卸荷應力路徑模型分析與軸向加荷應力路徑模型分析進行了比較討論。
  6. The finite difference beam propagation method ( fd - bpm ) can simulate the performance of the waveguide accurately. single mode rid waveguide structure parameters are derived by variational - effective index method ; fd - bpm and its transparent boundary condition ( tbc ) are concerned, and then the eim used to transfer a 3d waveguide to 2d waveguide is analyzed ; finally we summarize the characteristic of the y branch

    本文先利用變分有效折射率法推導出滿足單模傳輸的脊形波導結構參數;接著介紹了有限差分束傳播法及求解的透明邊界條件，同時分析了將三維結構轉化為二維結構的有效折射率法，最後對y分支的特性進行了模擬。
  7. According to different water phenomena, we use two different method to produce waves source : the first method is by specifying the boundary conditions and initialization conditions, this method simulate the dam breaking, reflection and diffraction of water waves ; the second method is by specifying disturbance model, this method simulate water droplets, waterfall, waves of ship ; in the first part of this thesis, we discuss the prevalent methods of the simulation of water scenes, in the second part of this thesis, we describe the numerical methods of solving the shallow water equations using the finite difference method and the finite volume method respectively, in the third part of this thesis, we simulate some realistically liquid phenomena such as rain droplets, the waves of ship, dam breaking etc

    產生水波首先要有波源，設置不同的波源便可以得到不同的水流情形，我們用兩種方法來產生波源：一種是通過設置邊界條件和初始條件產生，這種方法用於模擬潰壩波的反射、折射等現象；另一種是通過擾動控制產生，這種方法用於模擬雨滴、瀑布、船波等自然現象。本論文的第一部分我們討論了目前水動畫模擬常用的幾種方法；在第二部分討論了我們所使用的兩類數值方法：有限差分方法和有限體積方法；在第三部分我們模擬了雨滴、船波、潰壩波等一些水流現象。
  8. First, i made and improved some beam propagation method ( bpm ) programs, consisting of 2d ( eim - bpm ) and 3d bpm, with transparent boundary condition ( tbc ) and perfectly matched layer ( pml ) boundary condition respectively

    首先建立了光束傳播法（ bpm ）的模擬平臺，解決了邊界問題。利用建立的三維bpm平臺設計了漸變折射率波導的mmi耦合器。
  9. According to the comparison between simulation results and laboratory measurements, this paper reaches the conclusion that the negative pressure region in convex boundary ( including broken line gradient ) not only caused by boundary layer separation, but also especially caused by centrifugal force which is the result of convex boundary

    根據數值計算與模型試驗結果的比較，得出具有凸形曲面邊界（包括折面底坡）負壓區的存在不僅是邊界層分離所致，邊壁彎曲使過流產生的離心力也是產生負壓的重要原因的結論。
  10. The thesis also gives the concept of the electromagnetic density of modes ( edom ). the distribution features of edom in the band - edge of 1d photonic crystal are studied according to the computational results. the dispersive properties of 1d photonic crystal are discussed by introducing the concept of complex effective refractive index

    闡述了一維光子晶體中電磁模密度的概念，由計算結果分析了電磁模密度在禁帶邊緣的分佈特點；用復有效折射率討論了一維光子晶體的色散特性。
  11. In chapter3, information is divided into two basic types, the marginal equation of bond price and short - term interest variations is established, thus the security price variations and the price equilibrium of other assets ( risk security non - risk security are included ) are analyzed by the implement of portfolio theory. finally the bond value equation which takes equilibrium return as its yield parameter is established through the theory of comparative return. in chapter 4, the intra - information and the transferable system of price is emphasized and the market - maker model and expected model under non - perfect information market conditions are established, and the disaccord of the influence of extra - information and intra - information on the security price is discussed

    第三章將債券的價格均衡劃分為兩大基本類型，建立了債券與短期利率變動的邊際方程，運用組合原理分析債券價格變動與其它資產（包括風險證券和無風險證券）的價格均衡關系，通過比較收益原理建立了債券以市場均衡收益為折現參數的價值方程，並通過實證檢驗了該模型的合理性；第四章，分析了內部信息與價格的傳導原理，建立了非完全信息市場條件下價格傳遞信息的做市商模型和預期模型，並討論外部信息與內部信息對股票價格影響的非一致性。
  12. Finite difference method can deal with regular boundary conditions. in this paper, we discrete the water domain into rectangular meshes, and simulate the propagation, reflection and diffraction of water waves. we just specify waves source, the movement of water waves can be simulated automatically

    有限差分方法能夠處理具有規則邊界水域的水流現象，在本文中，我們把求解的水域離散成結構矩形網格，對水流的折射、反射、繞射等水流現象進行了動畫模擬，我們僅僅指定產生水流動畫的波源，水流動畫的細節均由數值方法產生，不需要人工的干預。
  13. Firstly, much effort is put into the theoretic analysis and numerical algorithm research. to calculate the mode profile of soi rib waveguide with jumps in the refractive index, a new full - vectorial finite - difference method ( fdm ) based on the lagrange interpolation of the field is presented

    由於soi材料中作為波導芯層的硅折射率很大，與作為包層的sio _ 2之間有很大的折射率差，這勢必對模擬數值演算法的精度和邊界處理等方面提出了更高的要求。
  14. Through the description of limit equilibrium state and slope stability analysis by strength reduction fem, the safety factor is got, at the same time, the critical failure surface is found automatically. these conclusions testified that this method is practicable if there are detailed investigation, reasonable model and favorable software

    通過與傳統穩定性計算成果的對比分析，表明：只要調查充分，模型合理，加上良好的計算分析程序，對非貫通性節理巖體高邊坡的穩定性評價，有限元強度系數折減法是確切可行的。
  15. The analysis of slope stability by using strength reduction fem in software ansys. the safe coefficient and the glide of the slope is base on the judge criterion of the development of the plasticity area

    採用有限元分析軟體ansys ，結合了強度折減理論，在基於塑性區開展的評判標準下，對邊坡體的穩定性進行模擬分析。
  16. When calculating the cost of edge collapse, we consider the influence of edge length and surface curvature. and, the position of the new vertex is selected from the veytexes of the edge collapsed, this can not only preserve the initial model shape, but also reduce the calculation of cpu and meet real - time rendering of virtual environment

    在折疊邊的代價估計中，均衡考慮了多邊形邊的長度和多邊形表面曲率影響；折疊邊的頂西北工業大學博士學位論文點位置從折疊邊的頂點中選取，既有助於保留了初始模型的形狀，又減少運算量，滿足快速繪制的需求。
  17. Numerical model of atmospheric optical refractive index structure parameter

    一維大氣邊界層光學折射率結構常數的數值模式
  18. The author utilizes double broken line model to show relation between friction and displacement around the pile. the article establishes equation about friction and relative displacement according to elastic or plastic condition that soil around or in the tip of the pile lies in. then we use continuous and border conditions to determine relative displacement

    作者用雙折線硬化模型來表示樁側摩阻力與樁土相對位移的關系，並根據樁側土與樁尖土處于不同的彈性和塑性狀態，建立樁身軸向力和樁土相對位移的微分方程，利用連續和邊界條件可解出相對位移，然後再根據相對位移又解出樁軸向力和負摩阻力。
  19. Based on the current edge collapse algorithms for mesh simplification, in which simplification criteria are minimizing geometric error, a new algorithm was presented

    摘要在已有的以幾何誤差最小化為準則的邊折疊簡化演算法的基礎上，提出了一種新的三角網格模型簡化演算法。
  20. At last, a 3d - fem model is used for a soil - nailed supporting system in a classical two - layer distribution. the spatial distribution of horizontal displacement is reached by the analysis. some other analyses are made for the different ratio of length of foundation pit and the effect of the ratio on the largest horizontal displacement of the slope is analyzed

    在邊坡破壞模式研究中利用有限元方法對成都砂卵石地區典型的二元體土層基坑開挖進行了數值模擬，認為其破壞並不取均質土的圓弧破壞模式，而是一種折線形破壞模式，同時建議在噴錨網支護設計中錨桿長度的變化和極限平衡分析中考慮折線形滑動面。
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