邊界法 的英文怎麼說
中文拼音 [biānjièfǎ]
邊界法
英文
boundary method-
The computational results of the particle images are agreement with the simulated datain reasonable, the most absolute difference of the displacement is 0. 6671 pixel at the x abscissa and 0. 7928 pixel at y abscissa ; the computational results are equal to the data form the algorithm of particle brightness - distribution pattern tracking ( the conventional cross - correlation algorithm ) at voluminous points, their discrepancy is only one pixel at few points, mostly in boundary area
西安理工大學碩士學位論文最後，在visualfortran環境下給出了這種演算法的具體實現，處理模擬粒子圖像的結果與模擬數據比較吻合，最大位移絕對誤差在x方向是0 . 6671像素，在y方向是0 . 7928像素;計算結果與示蹤粒子灰度分佈模板法（基本的互相關法）在絕大部分點是相同的，只在少數點相差一個像素，而且大多出現在邊界區域。Boundary element method analysis of discontinuities in a dielectric - filled rectangular waveguide with air posts
矩形波導填充帶有空氣柱介質不連續性的邊界元法分析Cool to cold winters and hot summer along the german border ( alsace )
在德法邊界處（阿爾薩斯省） ，那裡冬天氣候涼爽寒冷，夏天炎熱。In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性，計算了分支血管血液流動的速度矢量分佈，同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈，及顆粒物所受壓力狀況，給出了顆粒物的運動趨勢，分析了引起粥樣斑塊病變、血瘤、血栓的可能原因A new approach to extract corners on the boundary was proposed. theoretical and experimental show that the algorithm is antinoise strongly and the corners are stabile
摘要給出兩種新的提取圖像邊界角點的新方法。理論和實驗表明，演算法具有較強的抗噪性，而且提取出的角點穩定。Introducing the theory and application of boundary element method on the sound radiation, giving the process of solving vibration noise radiation problem using boundary element analysis software ; presenting the coupling theory and the combination analysis of finite element method and boundary element method, and doing relevant analysis based on close drum shell ; programming the noise data simulation program using the numerical calculation software, simulating the acoustic and pressure data of a key point in the transient response acoustic field of the close drum shell, realizing the audibility of the noise, using the virtual reality tools to simulate the vibration noise of the drum shell ; combining the finite element method and boundary element method to analyze the vibration noise radiation of some gear box, and completing the whole simulation process of the vibration noise of the gear box
綜合介紹了邊界元法在聲輻射問題上的理論及應用；並給出了運用邊界元法分析軟體求解振動聲輻射問題的過程。闡述了有限元法和邊界元法的耦合理論及組合分析方法，並以封閉鼓形薄殼為分析對象進行了相應的分析。利用數字計算軟體編制了噪聲數據模擬程序，並模擬了通過組合方法分析封閉鼓形薄殼瞬態響應聲場而獲得一關鍵點的聲壓數據，實現聲音的可聽化，隨后通過虛擬現實工具實現了該情形下橢球殼振動噪聲的虛擬模擬。Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies
由於非線性邊界條件的使用，前人處理有限地形上內潮的產生問題只能求助於射線理論，本文提出的坐標變換將若干海底地形變換成平底，從而使得利用特徵值方法研究這些地形上的內潮生成問題成為可能。In this paper, we give a brief introduction to the helfrich elastic theory. to solve the helfrich equation under the physical conditions of vesicles, a taylor series method is introduced, which offers a unified method to reproduce the exact solution including the famous axisymmetrical constant - curvature surfaces and the biconcave shape solution
本文在簡要介紹了helfrich的彈性理論及膜方程的基礎上，開創性地引入taylor級數法，在軸對稱膜的邊界條件下，對helfrich膜方程以taylor級數法求解，統一地得到了目前已知的兩個特解：常平均曲率曲面和紅血球形狀解。Block relaxation algorithms in statistics. information systems and data analysis, bock h h, lenski w, richter m m eds.,
為快速求解這一優化問題，本文給出了一種基於凸性邊界條件判別的塊鬆弛迭代演算法。And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media
以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。In this part, the first work is pretreatment of a numerical model, including creating calculating grids automatically, improvement of the linear boundary technique and so on. the second work is to estimate the siltation of a basin or channel by liu ' s equation. the third work is to build an edbms ( engineering data base management system ) for the result of mathematical model
其中主要的工作是：其中主要的工作一是數學模型的前處理，計算網格自動生成，線邊界法的優化；二是應用劉家駒公式在長江口深水航道治理工程地理信息系統的支持下實現港池、航槽開挖的實時回淤估算；三是將計算成果形成gis管理和支持下的工程數據庫系統（ engineeringdatabasemanagementsystem ） ，同時嘗試解決時間序列數據如地形沖淤變化，潮位、流速過程的分析、查詢和顯示問題，並實現實時、互動的動態演示及三維可視化。To numerically solve n - s equations, the present work is mainly focus on the following aspects : 1
採用沿物面邊界法向外推方法和求解橢圓型偏微分方程方法結合，進行復雜外形的粘性網格生成。And classic pid control method and numerical pid control method have been introduced in the paper. the paper adopt stabilization border method to set the pid parameters and simulates the control system which is based on matlab / simulink. simulation results indicate that pid control ’ s simulation results have a good effect in low - frequency stage, but it is not perfect in mid - frequency and high - frequency stage
採用穩定邊界法實現對pid參數的整定，並基於matlab / simulink對控制系統進行了模擬，模擬結果表明:低頻段pid控制正弦跟蹤曲線取得了良好的效果，而在中頻和高頻段時的跟蹤效果不是很好， pid控制的階躍響應超調量較大， pid控制三角波曲線的高頻性能也不理想。For a five bars truss structure, the introduction of the basic method of structural failure probability analysis is explained. based on o. ditlevsen ' s narrow bounds " algorithm and the numerical integration method in " m " space, a computer program to calculate failure probability of the five poles truss structure is given
針對五桿桁架結構的失效概率問題，系統地介紹了結構系統可靠性分析的基本方法；結合二階窄邊界法和「 m 」空間數值積分法編制了用於計算五桿桁架結構失效概率的計算程序。Second, a visual software for srm electromagnetic field computation is developed by using object oriented programming, in which rotor movement problem is dealt with moving boundary method
第二，用運動邊界法處理相對運動，應用面向對象的程序設計方法，開發了可視化開關磁阻電機電磁場分析軟體。The tests rational speculative bubbles in usa / jpy exchange rate in 1990 ~ 1998 with variance bound test, and adopts two sets of variance equalities to exclude the joint hypothesis of bubbles, irrational expectations and model specification
摘要採用方差邊界法檢驗上美元日元匯率在1990年至1998年間的理性投機泡沫，並用兩組不同的方差不等式排除了泡沫、非理性預期及模型設定的聯合假設。Application of local artificial transmitting boundary in calculating transmission loss of water muffler
應用人工透射邊界法計算水消聲器傳遞損失Secondly, the design of control system are made on the basis of control requirements. the algorithm of position controller is the core for the tracking system. and the digital pid is applied
位置控制器採用經典可靠的數字pid控制方法，利用穩態邊界法實現了pid參數的整定，並基於matlab / simulink進行了控制系統的模擬，對模擬結果進行了分析。( 4 ) the paper proposes a new data structure especially for representing three - dimension objects called half - facet data structure, which provides a firm foundation for further research on modeling of irregular objects. in this paper, the connections among all nodes are given and four methods of transforming half - edge data structure into half - face data structure are presented. these methods are facet cutting method, particulates contracting method, facets enveloping method and enveloping objects method
（ 4 ）針對實體的三維特性，提出了一種新的描述三維實體的數據結構? ?半面數據結構，論文分析了半面數據結構中各節點之間的相互關系，並提出了半邊結構轉化為半面結構的方法，分別稱為邊界切割法、微粒收縮法、邊界包圍法和包圍邊界法。Frontier courts hanged many a prisoner after a summary trial
在立即審判后邊界法庭絞死了許多犯人。分享友人