線性二維結構 的英文怎麼說

中文拼音 [xiànxìngèrwéijiēgòu]
線性二維結構 英文
linear two-dimensional structure
  • : 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 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ數詞(一加一后所得) two Ⅱ形容詞(兩樣) different
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate

    對稀溶液中溶質的固/液吸附體系,首次提出了根據吸附分子體積和實驗條件下吸附等溫中的最大吸附量計算單位質量吸附劑的吸附體積或吸附空間的方法.此法適用於單層吸附,也適用於多層吸附和具有親水親油的表面活劑分子的膠團吸附.由此,吸附質的表面相濃度cs具有真實濃度的含義,相應地,計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十烷基三甲銨( dtab )和溴代十六烷基三甲銨( ctab )與羊毛纖成的液/固體系分配系數等,為溶質吸附的熱力學研究奠定了基礎
  2. On the basis of experimental research, this thesis applies 2 - dimensional non - linear finite element method to the analysis of transient temperature field on the section by means of relatively high precision triangular element of six joints. when the temperature field is analyzed, finite element reseaus are divided in space field and finite difference reseaus are divided in time field, and then the program is compiled. the computing results are in good agreement with the test data

    在試驗研究的基礎上,本文採用精度較高的三角形六點單元對件截面瞬態溫度場進行了有限元分析,即在空間域內採用有限元網格劃分,在時間域內採用有限差分網格劃分,據此編制了計算程序,計算果與試驗數據符合較好,程序穩定好,精度滿足要求。
  3. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁,其中每個軸向上均採用帶折疊梁的雙側叉指電容,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非誤差小、外圍電路簡單等優點;對設計的敏感元件參數進行了計算,並利用有限元法進行了模擬分析,根據模擬果得出了優化參數;在確定敏感的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。
  4. Second, through employing the 3 - d finite element model and the dual objective function inversion method developed in this paper, and taking the measured fundamental frequency of system and the structure response to a harmonic excitation at the top of structure in field as the reversion objectives, the linear material parameter inversion is performed in ansys by using ansys parameter design language ( apdl )

    ,採用三實體有限元模型和本文提出的雙目標函數反演方法,把現場測試得到的系統基頻和頂部激振下實測的動力響應作為反演目標,利用ansys參數設計語言( apdl ) ,在ansys軟體中實現了系統材料參數的反演。
  5. The solution format and caculation step of nonlinear dynamic equilibrium equation was derived by newmark method in this article, and dynamic caculation flow chart and relevant program of the frp honeycomb structure was given in two dimension

    本文採用newmark法推導出非動力平衡方程的求解格式和計算步驟,給出了場下玻璃鋼拱形的動力計算流程圖和相應的程序。
  6. The domestic and abroad research about retaining structure with double - row piles is summarized, and its disadvantages are shown in this paper. two - dimensional nonlinear plane - strain fern analysis, which emphasizes the pile - soil interaction, is developed for portal water injection sheet piles with the software ansys

    本文在總國內外對雙排樁支護的研究現狀的基礎之上,合通用有限元軟體ansys ,對門架式水力插板樁進行了平面應變有限元分析,就其中的關鍵問題? ?樁與土的共同作用進行了研究。
  7. First, the fundamental theory of the basic fdtd method and its application in the analysis of the electromagnetic properties of infinite planar periodic structures is summarized. the basic ideas of the auxiliary fields fdtd method is expressed and generalized to the situations of the 2 - d periodic structures, to lossy media, and to the curvilinear coordinate. the shortcoming of this method in the management of conformal grids is pointed out

    首先總了fdtd方法的基本理論及其在周期電磁特分析中的應用,闡述了輔助場fdtd方法的基本思想,把它推廣到周期的情況和計算區域為有耗媒質的情況,再進一步推廣到曲坐標系中,並指出了該方法在網格共形處理中的不利之處。
  8. The relations between the mode frequency, static characteristic and the framework parameters are studied. a two dimension crossed symmetric cantilever flexure hinge is investigated using finite elements method. the simulation of the mode frequency and the study of the relation between the displacements and the stress indicate that this flexure hinge has good flexibility and linearity between the displacement and the maximum stress

    研究了復合式懸臂梁柔鉸鏈模態頻率、靜態特與鉸鏈參數之間的關系;建立了參數和力學特西北工業大學博士論文之間的對應關系;研究了基於復合式懸臂梁柔鉸鏈的十字對稱柔鉸鏈,對其模態頻率以及位移應力特進行模擬試驗;果表明此種形式的運動對稱很好;其驅動位移與體最大拉壓應力值之間接近關系,而且這種可以得到100林m以上的運動位移。
  9. This paper constructs fe models of srm in detail and analyzes the vibration mode and natural frequencies with the finite element analysis software package, and studies the influence of the stator structure of srm, such as stator poles, ribs, mounting feet, terminal block and structure parameters, restriction condition on the srm vibration behavior, the contrast to experiment result implies that the fea model is close to the real model for analyzing the vibration characteristics of srm

    本文基於有限元分析方法,主要研究了定子凸極、底座、散熱筋,加強筋,接盒等以及參數對定子固有頻率和振動模態的影響,並且研究了約束條件下的sr電機定子振動特。本文比較了模態實驗與有限元分析果,表明所建立的有限元模型對分析sr電機的振動特有較好的精度。
  10. With the trend that cdma will be the dominant multi - access scheme in the new generation of wireless communication, how to apply spatial processing in cdma system has been becoming the emphasis of research in smart antenna. a proper method is space - time processing due to the space - time structure of wireless channel. beamforming can be combined with rake to form 2d rake receiver, which can effectively weaken the enhancement of mai in conventional rake receiver. however a more effective method is to use space - time filtering. these two scheme will be discussed and the structure and realization will be presented

    碼分多址技術逐漸成為新一代通信系統的主流多址技術,如何在碼分多址系統中引入空域處理以改善系統能是當前智能天技術研究的重點之一.考慮到無通道的時空特徵,一種合理的實現方式是採用時空處理方法,將波束形成技術與時域分集技術相合;另一種更有效的方法是在接收端採用時空聯合處理,對無通道進行時空均衡
  11. Based on tree data structure, the cartesian grids about 2 - d and 3 - d configurations are generated using the surface - cutting procedure. in the course of grid generation, a two - step ray - casting algorithm to excluded cells inside the body and a cell - merging technique to avoid numerical instability are fully developed. after creating these surrounding grids, the cell - cutting algorithm is designed to perform geometry - based refinement of grids, and greatly improve the applicability and quality of grid generation

    採用物面切割,基於叉樹數據,發展了一種普遍適用於和三外形的直角切割網格生成方法;造兩步射求交演算法,刪除外形內的固體網格,以及小網格合併演算法,確保網格質量和流場計算的穩定;運用對任意網格的切割細分演算法,實現了針對幾何外形的自適應網格加密,使得網格生成更具普適和靈活
  12. Now, it is important to develop the composite blade researching, two measures including analysis methodology and finite methodology are provided. in this text, the finite rotation composite beam theory developed by hodges and his co - workers, during the late 1980 ' s, is adopted in order to research rotor of helicopter. a liner and two - dimension finite analytic measure is used to calculate the section characteristic and strain of the blade ; a semianalysis methodology is used to calculate the sensitive degree of section characteristic

    以giavotto的有限元分析模型為基礎考慮了復合材料槳葉的和變形特點,計入了剖面翹曲的影響,在此基礎上編制了具有八節點等參元復合材料槳葉剖面剛度計算的有限元程序,分析計算了復合材料梁的剖面剛度、彎曲中心、剪切中心;並利用半解析法進行剖面剛度、剪切中心、彎曲中心的參數靈敏度分析。
  13. The whole dynamic finite - element analysis simplified based on 2d plane is performed to adapt engineering requires. the effect of both kinematic interaction and inertial interaction on pile - soil - structure systems within layered soil field is relatively comprehensively investigated. at the same time, the boundary effect of model, the horizontal dynamic features of piles and the nonlinear characteristic of slide and contact on the interfaces of pile - soil are considered too on the ground of no - element meshing technique applied for dimensional effect of piles in stratum - soils

    建立了以適應工程需要的基於平面動力分析的簡化整體有限元模型;提出了能有效考慮樁尺寸效應的樁-土無單元劃分技術,在考慮了模型的邊界效應、樁基的水平動力特和樁土界面的滑移、接觸非行為的基礎上,從時域內較為全面的研究了層狀土域中樁基上下部的慣相互作用和運動相互作用兩種基本效應。
  14. ( 3 ) fem basic theory of foundation pit excavation stimulation is expounded, numerical model and method of construction simulation are determinated, which includes simplification of two - dimension problem and constitutive model of soil mass i. e. constitutive model of duncan - chang hyperbola model, numerical ways of initial situ stress, stimulation of equal nodal load of foundation pit excavation, nonlinear solutions of basic equations, fem disposing of inner supporting and pre - axial force etc. further fem code of stimulation of foundation pit excavation is compiled

    闡述了基坑開挖模擬的有限元基本理論,確定計算模型及施工模擬方法。包括問題的簡化、土體的本模型,即鄧肯-張雙曲模型、初始地應力場的計算方法、基坑開挖等效點荷載模擬、基本方程的非解法、內支撐及預加軸力的有限元處理等,並編制了模擬基坑開挖的有限元程序。
  15. The main contents of the paper are : ( 1 ) review the state and art for fiber - wound vessel with metal inner lining ; ( 2 ) provide a method to present the technical features including wound process, equal stress dome and fiber gathering at the dome etc. ( 3 ) establish a finite element analysis model considering nonlinear physical and geometrical effects and develop a equivalent constitutive relation for winding graphite fiber reinforced plastic layers ; ( 4 ) set up a failure criterion for the inner metal lining and winding graphite fiber reinforced plastic layers ; ( 5 ) develop a corresponding engineering analysis code based on the commercial software ansys ; ( 6 ) investigate the plastic deformation and residual stress in the inner lining due to winding tension and pre - tension, and stress distribution of the composite vessel under service loading case

    本文旨在為具有金屬內襯的纖纏繞復合容器的參數設計提供分析模型、方法及工程軟體。論文主要內容是: ( 1 )對復合容器分析國內外研究的概述; ( 2 )復合容器的幾何表徵方法及工藝中若干力學問題; ( 3 )復合容器分析的物理和幾何非有限元列式及其纖層的等效本關系; ( 4 )復合容器的破壞類別; ( 5 ) ansys程序的次開發; ( 6 )典型復合容器的數值討論。本論文工作將對工程界復合容器設計和分析工作者具有參考價值。
  16. According to scattering phenomenology, we point out that the commonly used point scattering models fails to accurately describe the complex scattering behavior of real target. for that reason, based on the theory of effective scattering centers, researches are taken on more accurately physical - relevant description of target scattering and on approach that is more effective to characterizing and extracting target scattering features by means of time - frequency analysis and scattering centers modeling

    全文以此為索,以光學區散射中心理論為基礎,分別從目標像的散焦效應、像的時頻分析、以及散射中心的模型化這三個角度,探討對目標復雜散射特進行更為合理的描述和分析,並提取可用於識別的目標特徵。
  17. The mapping the pilot training from the lower dimension space to high dimension space, and in the high dimension space, the wave - let kernel function is adopted, according to recursion least square criteria, the lower linear inseparable problem is convert to the separable problem

    然後將根據風險遞歸乘最小化準則回歸估計支持向量機原理,把導頻訓練序列映射到高空間,並在高空間採用小波核函數,達到了將低空間的非估計轉化為高空間的估計的目的。
  18. Now in economical globalization, competition superheating and the information technology application has met development time rapidly, the informationization already became the life of enterprise and the core competitive power, enterprise ' s development cannot leave the informationization. because the enterprise informationization is a quite arduous complex systems engineering, to our country many overall enterprises said still was the brand - new topic, regardless of in the plan in the construction informationization process, the it enterprise, the consultant firm stemming from the pure business objective and the competition need, aware, not on own initiative misleads the enterprise, the exaggerating enterprise to the informationization technology, the application and the effect understanding, causes it to plan and constructs this enterprise the informationization project to be separated from the enterprise present situation. our country informationization construction both must quicken pace, and must embark from the reality. “ persisted the informationization impetus industrialization, the industrialization promotion informationization, walks the new industrialization path

    本文以企業信息化投資強度的為主,描述了投資強度的分佈規律以及曲,從投資強度的控制對策入手進行分析研究,根據投資強度的影響因素指標體系的設計原則,設立影響因素指標體系的設計分層目標,在建投資強度影響因素體系的基礎上,提出了投資強度影響因素總體設計框架和投資強度影響因素的指標確認方法,利用科學的對比、統計手段,建影響因素的矩陣框架,創新提出了影響投資強度匡算模型,本文系統概括了信息化投資的界定方法,針對企業信息化投資強度給出一個總體的概述,並且從信息化投資過程綜合復雜的關系中梳理出一個綜合模糊使用數理模型。
  19. According to the characters of three - dimension engineering, it designs data structure and data model by the method of oop. data structure of oop is applied to the modelling based on graphics. it realizes the display of three - dimension graphics in engineering. the system can import / export 3ds files. it realizes selection, feedback of 3d shape and the management of 3d shape ' s properties ; 3d shape frome 2d contour lines and the medial axis of a convex polygon and an arbitrary simple polygon are discussed

    針對三工程的特點,採用面向對象的思想進行數據與數據模型的設計;將面向對象數據應用於基於圖形的建模技術中,實現了工程中三圖形的顯示,並通過與3ds文件的介面,導入造型復雜的模型進行補充;基於設備的三交互問題,實現了對三形體的選擇、反饋以及三形體的屬數據的管理;對由輪廓造三形體,本文創造的提出了利用多邊形的中軸來造三形體,並修正了求多邊形中軸的演算法。
  20. A new formula for the calculation of reinforcing bars of the orifice is proposed, based on experimental and two and three dimensional analysis

    根據模型試驗和、三分析果,提出了新的拱壩孔口配筋公式。
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