virtual work method 中文意思是什麼

virtual work method 解釋
虛功法
  • virtual : adj. 1. 實際上的，實質上的，事實上的。2. 【物理學】虛像的。3. 【物理學】有效的；【計算機】（網上）虛擬的。4. 〈古語〉具有可產生某種效果之內在力的。
  • work : n 1 工作，操作，勞動，作業；工件；功課；努力；行為，作用。2 （待辦的）事務，業務；職業。3 〈前有...
  • method : n 1 方法，方式；順序。2 （思想、言談上的）條理，規律，秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. The frame structure, work flow and 3 - dimensional model building method of the virtual prototype design of the air compressor are presented in detail

    摘要闡述了空壓機虛擬樣機設計的框架結構、工作流程及其三維模型構建方法，進行了設計與運動學模擬方法研究。
  2. In chapter five, the research work focus on color gamut transform correction in panel display. a method of color gamut transform correction which introduces the concept of virtual gamut space is presented to solve the problem of luminance and chromic disuniformity which arises from the differentia of chromic and drive characteristics of each module or pix on the same display panel. and the high quality of image displayed on the panel is ensured

    提出了克服同一種平板顯示屏由於各個顯示模塊（顯示象素）的色度空間特性和中國科學院長春光學精密機械與物理研究所博十學位論文基十擬合逼近理論的平板圖像顯示技術研究基色驅動顯示特性的差異而造成的平板顯示屏色度和亮度分佈不均的有效方法，解決了平板顯示屏的全屏幕亮度、色度一致化的問題，保證了高質量視頻圖像的顯示。
  3. Method if creating a cache key based on the virtual path will not work for your application

    請僅在基於虛擬路徑創建緩存鍵這種做法不適用於您的應用程序時才重寫默認的
  4. Secondly, i applied the method of matrix analysis to build up mathematic model of swaying platform, and solved the question of motion anti - solution, velocity and acceleration. then i analyzed the dynamics problems of the swaying platform. based on the calculation of the swaying platform ’ s force and moment, built up the dynamics equations of swaying platform by using virtual work principle

    其次，應用矩陣分析和齊次坐標變換建立了搖擺臺的運動學數學模型，從反運動學的角度分析了搖擺臺的位置、速度和加速度的反解方程;分析了搖擺臺的動力學問題，通過對搖擺臺的驅動桿進行附加力和附加力矩計算，並利用達朗貝爾原理和虛功原理，建立了搖擺臺的動力學方程。
  5. The paper depicts the elasticity with euler form and associates the form with depiction of behavior of fluid. the method takes the velocity as basic variables and then derives the left - deformation tensor from the velocity in order to deal with the time - independent motion. at last in this chapter the equations of the finite flow - element are set up from the principle of the virtual work

    首先建立流管元的概念，對彈性固體相關的部分採用euler描寫，並融入流體行為的描寫中；以速度為變量，反推左變形張量，用於處理流固物質的定常運動，給出了控制方程和相應的變分式；以此為基礎發展了一套相應的有限流管元演算法。
  6. Then each. cable - strut - membrane unit is analyzed by adopt the non - linear finite element analytical method. according to virtual work principle, the equation of solving is formed, from the timid displacement principle, derive and happen to ask the equation of solving. through the whole n - r method, cooperative form - finding of the cable - strut - membrane structure will be realized

    然後，採用非線性有限元分析方法，對各個單元進行分析，由虛位移原理，推導出求解方程，通過全n - r法迭代，實現索桿膜結構的協同找形。
  7. According to the information management system developed for the standard part workshop, chengdu airplane company ( cac ) to realize its agile and cooperative work, this paper puts forward an architecture of virtual workshop management and control, implementing model of virtual workshop production scheduling and management system based on multi - agent principle, programming technology and method of constructing knowledge management system

    本文以實現成都飛機公司標準件製造車間的敏捷性和協同作業需要為實際背景，研究了虛擬車間管理與控制的體系結構、基於多智能體技術的虛擬車間生產作業規劃與管理系統的實施方法、網路編程技術及虛擬車間中調度和知識管理問題。
  8. In order to project the cooperative virtual classroom, the paper introduces cscw simply and researches some key technology of cscw application system such as cscw system structure, cluster cooperative work model, cooperative control system, the main task is to design application layer protocol, it use special thread classes to realize communication ; and supplies the model and key communication technology among clusters, and the realizing method of which is a typical application. in the paper, we use servlets of java to realize electronic blackboard system, and it handle much synchronous request in the meantime, thus it realize realtime discussion in the cooperative virtual classroom

    將計算機支持的協同工作技術應用到虛擬教室中，稱之為支持計算機協同操作的虛擬教室。為了開發協同虛擬教室系統，論文中對cscw進行了簡單的介紹；研究與探討了開發cscw應用系統的一些關鍵技術，如對cscw的體系結構的研究、群體協作模式的研究、協作控制機制的研究；提出了對協同控制模塊的設計，其中主要是應用層協議設計，在實現中採用專門的線程類進行數據通信管理；群組通信的關鍵技術。
  9. In the analysis, a cfst arch ( single tube ) is first divided into a finite number of straight beam elements. according to the virtual work principle and the modified newton - raphson iteration method the tangent stiffness matrix considering double nonlinear properties is established. with regard to the non - equilibrium forces, the material nonlinear property along the height of the section and the length of the element is considered and the computation accuracy is improved as a result

    本文首先將拱肋劃分為一系列的直梁單元，運用虛功原理和修正newton - raphan數值迭代演算法的基本原理準確推導了拱肋直梁單元的非線性切線剛度矩陣；在不平衡力方面考慮了沿截面高度和單元長度方向材料非線性的發展過程，提高了計算精度；再根據得到的切線剛度矩陣採用荷載增量步內修正newton - raphan迭代的增量迭代法進行了求解。
  10. The robot compounds vision signal and sensor signal observed by itself, and transmits them to the computer far away. the powerful computer, then, analyses and deals with them, sends out signal to gearing of the robot to control its action in succession. or the robot just does some low - end work such as avoiding blocks, and other work will be done by the powerful machine in the distance or manual work in virtual environment via remote control : to apply the technique of virtual reality to the research of navigation of mobile robots is a feasible method

    因此，將計算機和機器人分開，機器人把觀察到的視覺信號和傳感器信號，按照制定的標準合成，然後傳送到遠方計算機上，由功能強大的遠方計算機進行分解和處理，並發出控制信號給機器人的傳動機構以控制機器人行為，或者由機器人完成一些避障類的低層操作，而高層操作由遠方高性能機器、或人工在虛擬環境中遙控完成：將vr技術應用到移動機器人導航研究中將是一種可行的方法。
  11. This paper studies the method of innovative design of the scheme of hybrid turning and milling machine tool. it mainly includes the following innovative work : ( l ) a innovative scheme of the hybrid turning and milling machine tool are designed in this paper based on the study of methods of the movement - function innovation and the. design of the whole structure and the parallel mechanism theory. this scheme have the function of milling with five axis simultaneously and turning with three axis simultaneously ; ( 2 ) a design example of this machine too is given out ; ( 3 ) this paper solves the positive position solution, the inverse position solution and the passive joints solution of the fixed length 3 - prs parallel mechanism of the machine tool ; ( 4 ) simulation tests of movement function and solution methods are given out by the simulation method of virtual machine

    論文對混聯式車銑復合加工中心方案創新設計技術進行了探討研究，完成的主要創新性工作有： （ 1 ）論文在研究機床運動功能創成方法、總體結構方案設計方法和並聯機構的基礎上，設計出一種混聯式車銑復合加工中心的創成方案，該方案可以實現5軸聯動銑削加工和3軸聯動的車削加工功能； （ 2 ）給出了實現該方案的設計實例； （ 3 ）推導了該車銑復合加工中心的定桿長並聯機構3 - prs的位置逆解、位置正解和被動關節求解演算法； （ 4 ）應用虛擬樣機模擬方法進行了運動功能及求解演算法的模擬試驗。
  12. In this disseration the author researched the testing of gsm mobile telephone of the wireless instrument test and carried out it. the work that i shoud do is acquire the testing content 、 standard and method of test of the gsm mobile telephone, then write the driver program of the cmu200. first acquaint the communication system of gsm ; second introuced and analysized the technology of the software and hardware of control the programmable instrument, which include ieee 488 ( gpib ) standard bus 、 scpi ( standard commands for programmable ) and visa ( virtual instrument system architecture ) ; third reaserach the technology of software, it employs visual c + + 6. 0 as application development platform because of its powerful function, universality and programming and employs com module because of its characteristic 、 superiority ; the last ascertain the testing item and its standard 、 mehtod through searching the principle of gsm mobile and its testing criterion and select the programble instrment for testing according to the mobile telephone demands, which include cmu200 ( universal radio communication tester ) 、 e4445a ( spectrum analyzer ) 、 e4438c ( signal generator ), all of this build the platform of testing. i realize the automatic testing of gsm mobile telephone by using com module and visa 、 scpi

    論文中首先了解了gsm通信系統及其關鍵技術;再者研究分析了可編程儀器控制的軟硬體技術，包括ieee488 （ gpib ）標準總線、 scpi （ standardcommandsforprogrammableinstruments可編程儀器標準命令）和visa （ virtualinstrumentsystemarchitecture虛擬儀器軟體架構）為對可編程儀器進行驅動編程打下基礎;第三步研究了軟體實現技術，對組件的優勢和com的特點進行了分析確定採用com組件技術來完成驅動模塊;最後根據移動臺測試要求選擇可編程測量儀器cmu200綜測儀、 e4445a頻譜儀、 e4438c信號源和一臺測量控制計算機搭建起了測試平臺，研讀可編程儀器cmu200綜測儀的scpi命令和visa （虛擬儀器軟體架構） ，根據gsm移動臺測試方法在vc開發平臺下採用com組件形式完成對cmu200的驅動編程從而實現對gsm移動臺的自動測試。
  13. On the basis of the principle of virtual work for deformable body, a finite element method for the contact problem was proposed and the procedure for solving an elasto - plastic contact problem was given, especially focusing on the technique to deal with the penetrating contact status, i. e. two contact bodies penetrate each other

    根據變形體的虛功原理，建立了接觸問題有限元公式及相應的計算方法，介紹了求解彈塑性接觸問題的過程，並著重討論了「侵入」狀態的處理方法。
  14. According to the idea of ipvsw, we present a classify method of resources, then abstract the ip switch hardware resources, describe the ip virtual switches resource interfaces. we use the interface to form the diffserv ssws, which prove the validity and feasibility of our work

    本文主要工作是根據ipvsw的技術思想，提出了一種資源分類方法，對ip交換機硬體資源進行抽象，並在此基礎上描述了ip虛擬交換機資源介面；然後調用介面操作形成diffserv的軟交換機，驗證了介面描述的合理性和可行性。
  15. Taking the shore container crane as the target of study, and through carrying out the simulative research on its dynamic characteristics of its hoisting working condition, the method of establishing the dynamics virtual prototype of crane has been explored, and the dynamic property while the crane is at work was studied from the angle of dynamics

    摘要以岸邊集裝箱起重機作為研究對象，通過對其起升工況進行模擬研究其動態特性，探索建立起重機動力學虛擬樣機的方法，從動力學的角度研究起重機工作時的動力性能。
  16. The stochastic equation of virtual work based on total lagrangian method is developed to analyze the influences of vicoelasticity, large deformation and randomness simultaneously. the nonlinear equilibrium equations of viscoelastic stochastic fem are derived. the full newton - raphson method is used to get the numerical solutions

    建立了基於totallagrangian法的隨機虛功方程，能夠同時考慮粘彈性、大變形以及隨機性的影響，導出了非線性粘彈性隨機有限元平衡方程，分析了其具體迭代求解方法。
  17. It also combines structured analysis method and object oriented analysis methods of software engineering to conduct system modeling, static and dynamic uml ( unified modeling language ) analysis and constructing work. by utilizing the large object of oracle and vrml ( virtual reality modeling language ), it solved the problem of three dimension interacting of graphics. conclusively this system provides a transparent, efficient and convenient platform to users who collaborate with each other in an engineering project

    系統使用oracle的大數據存儲支持和虛擬現實建模語言vrml （ virtualrealitymodelinglanguage ）較好的解決了三維圖形交互的問題，能為用戶提供一個安全、快捷、處理透明、功能強大的用戶協同工作平臺，提高了cad設計用戶的產品設計效率和產品設計水平。
  18. Abstract : a previously proposed approximate quasi - static theoretical method is employed herein to examine the deformation and perforation of a simply - supported circular plate struck by a flat - faced projectile at normal incidence. based on the principle of virtual work, static load - displacement relationships are first obtained and then used to predict the energy - absorbing capacity of the plate subjected to relatively low speed impact. it is shown that good agreement is obtained between the theoretical predictions and the available experimental data, provided that adiabatic shear plugging failure does not occur, but the influence of strain rate sensitivity is taken into account

    文摘:採用準靜態近似理論方法分析簡支圓板在平頭彈丸正撞下的變形和穿透.首先基於虛功原理得到了靜態荷載位移關系，並將其用於預測低速沖擊下圓板的能量吸收能力.當考慮了材料的應變率敏感性，並且不發生絕熱剪切沖塞破壞的前提下，理論預測和實驗結果吻合良好
  19. On the basis of the virtual work principles and nonlinear finite element theory, the author introduces a plausible method which analyzes the double nonlinear problem of structure by importing the elastic - plastic constitutive relationship matrix into geometric nonlinear fea equation

    摘要從非線性有限元理論出發，基於虛功原理，闡述在幾何非線性剛度方程有限元列式中引入非線性本構關系矩陣、合理考慮結構雙重非線性問題的理論方法。
  20. ( 2 ) the general finite element method ’ s equations on the static elastic - plastic damage evaluation of structures are deduced by using the virtual work principle. then a damage index system suitable to all level damage evaluation is built based on the decline of the resistant stiffness of cross - section, the member ’ s stiffness and the whole stiffness of structures

    （ 2 ）應用虛功原理推導了結構彈塑性損傷評估的一般有限元格式，並基於截面抗彎剛度、構件剛度、結構整體剛度的下降建立了適應各層次損傷評估的指標體系。
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