virtual mechanism 中文意思是什麼
virtual mechanism
解釋
假定機理-
Manipulate mechanism with concentrative link lever has important significance to improve maneuverability of bulldozer currently. this thesis includes : designing manipulate mechanism with concentrative link lever and simply calculating force and displacement for operation, based on the referring existing manipulate mechanism of bulldozer ; using high - grade 3 - dimensional plotting software ug ( unigraphics ) to sculpt ; using adams ( automatic dynamic analysis of mechanical systems ) to establish virtual prototyping model and do kinematic simulation. the results verify the rationality of this mechanism and provide the basis for trial - manufacture of physical prototyping and betterment design
本文做的主要工作是：參考推土機原有的變速轉向操縱機構，設計了集中連桿操縱機構並進行操縱力和操縱行程的簡單計算；使用高檔三維造型軟體ug （全稱unigraphics ）進行推土機集中連桿操縱機構的造型設計；應用機械繫統運動學/動力學模擬分析軟體adams （ automaticdynamicanalysisofmechanicalsystems ）對所設計的機構建立虛擬樣機，並進行運動學模擬分析，驗證了機構設計的合理性，為物理樣機的試制和改進設計提供了依據。 -
It was pointed out clearly that the developing direction of measurement and test instruments was " virtual " and " control " in the summary of proseminar on " fifteen " priority supported domain in mechanism subject, which was held by national nature science fund committee in guangzhou city in december, 1999. therefore, the new generation of virtual instrument ( vi ) system based on intelligent virtual control ( ivc ) was put forward under the background
1999年12月，國家自然科學基金委在廣州召開的機械學科「十五」優先資助領域研討會會議紀要中明確指出： 「測試測量儀器的發展方向是『虛擬化』 、 『控制項化』 」 ，本文所研究的新一代智能控制項化虛擬儀器系統正是在這一背景下提出的。 -
Spherical mechanism analysis based on virtual reality
基於虛擬現實的球形機構分析 -
Similarly, according to the deformation mechanism of ebsf and the virtual work theory, the influence of three different active beam links on the terminal carrying capacity, stiffness and ductibility of ebsf is deducted
同樣，根據偏心支撐框架的幾何變形機制，應用虛功原理，重點推導並分析比較了分別採用d型、 k型或者v型支撐時對結構的極限承載力、彈性剛度以及延性的不同影響。 -
Third, management in virtual logistics enterprise alliances is studied, concerning contract monitor, incentive mechanism, trust relationship, risk management, performance evaluation and so on. it puts forward a dynamic checking system, based on logistics operation of member enterprises, in contract management
論文從合同管理、激勵機制、信任關系、風險管理、績效評估等幾個方面展開對虛擬物流企業聯盟管理問題的研究，提出了通過設立成員企業物流作業指標的動態檢查機制實現對成員企業的合同管理，同時重點探討了聯盟的信息協調的委託代理問題。 -
The content of each part follow as : in the first chapter, as start point and base of the paper, this part focuses on the basic study of definition characteristic of no, and the existing base of no - e - commerce environment ; in the second one, this part studies the theory base of no comprehensively applying the theories of core competence competent strategy and transaction cost ; chapter three studies the no from the coordination of no, and gives the structure clarification and characteristic of no firstly, at the same time, put forward the concept of virtual enterprise cluster ; based on such conclusion, studies the model of no from life cyc organization level process and value chain, and operational mode ; in chapter four, a theoretical explanation was addressed on the above structure by modeling no with game theory and graphic theory ; in the fifth chapter, on the bases of analysis of no operational risks, coordination mechanism of no was studied by individually modeling the no without core and no with core, and then put forward the solution for coordination mechanism of no ; as an important component of coordination mechanism of no, chapter six explored some basic concept of trust and importantly put forward the way of how to build trust in no, especially investigated the supporting function of valid reputation mechanism of no for the trust building, importantly an operational method on building reputation mechanism and evaluation method in no were given ; the last chapter applied the conclusion of the paper to investigate the famous trade web - sunbu. com analyzed its shortcoming and gave the advices of developing
全文共分為七章，主要內容如下：第一章作為全文的理論出發點和基礎，圍繞網路組織的定義、特徵以及網路組織生存基礎- -電子商務環境等方面對網路組織的基本概念進行了闡述；第二章綜合運用核心能力、競爭戰略和交易費用理論對網路組織產生的理論基礎進行闡述；第三章首先從組織協調的角度對網路組織進行了研究，給出了網路組織的結構，分類和特徵，同時並給出了虛擬企業群簇；然後在此基礎上分別研究了網路組織的生命周期模型、層次模型、過程模型、價值鏈模型，以及運行模式；第四章綜合運用博弈論、圖論的相關知識，通過構建網路組織的模型，對上一章所研究的網路組織結構的形成機理給出了一種理論解釋；第五章在分析網路組織運行風險的基礎上，分別建立無盟主網路組織的博弈論模型和有盟主網路組織的博弈論模型，詳細研究了網路組織的協調機制，然後給出了網路組織協調機制的解決方案；第六章作為網路組織協調機制的重要組成部分，本章在討論了網路組織中建立信任機制的必要性的基礎上，研究了網路組織信任關系的類型，提出了在網路組織中如何建立信任機制。 -
Design of the virtual assembly of the vibration mechanism of continuous casting mold based on autodesk inventor
連鑄機結晶器振動裝置的虛擬裝配設計 -
The errors of mechanism which include errors of manufacturing components, assembling and controlling and the errors caused by temperature growth and elastic deformation of forced components affect directly the processing precision of virtual - axis machine tools
機構的誤差直接影響虛擬軸機床的加工精度，機構誤差包括構件製造誤差、裝配誤差、控制誤差和由溫度變化和彈性變形引起的誤差等。 -
Finally, in consideration of the characteristics of the differential balance mechanism, a more accurate virtual prototype of the mechanism is established and the simulation is carried out in the software environment of adams. the angular velocity curves of the relevant parts and the natural frequency of the mechanism are got. the results may be helpful to the improvement and the application of the mechanism
最後，綜合考慮了輪齒嚙合剛度、搖臂軸扭轉柔性及齒輪傳動回差對差動平衡機構的影響，建立了能夠比較完整地反映該機構動態特性的虛擬樣機模型;在adams軟體環境下，對差動平衡機構的虛擬樣機模型進行了動態模擬，得出了能反映該機構動態特性的關系曲線，並確定了其固有頻率，為該機構的改進及其在月球車上的實際應用提供了參考依據。 -
The characters, advantages, domestic and foreign status and developing direction of virtual instrument, are inroduced briefly. and the design process of control software of hptimi in the environment of labwindows / cvi is also presented. the primary data exchang mechanism among the contol units of hptimi and the corresponding program flow charts and their programmimg approaches are expatiated
論文通過簡單分析虛擬儀器的特點及國內外研究現狀和發展方向，詳細闡述在labwindows / cvi環境下，高解析度時間間隔測量儀控制軟體設計過程，說明其主要的數據交互機制，給出相應的程序流程圖和編程方法。 -
In this thesis, some work has been done : fisrtly, based on the thorough investigation of the mechanism project, combining concept diagram, the literal description and the formula analysis together for programing motion of the robot ; secondly, according to soil mechanics principle and pressuremeter theories, the model which reflect the interaction force between robot and soil are founded ; thirdly, proceed the analysis and solution ; using virtual prototyping software - adams to optimize the mechanism model and analyze the mechanics ; furthermore compared the analysis calculation result of the above both side, we verify the possibility that the robot dig hole and move in soil ; finally, construction model is consummated based on the optimized result, the mechanism motion and the simulation animation of whole harmonious motion is fulfilled by three dimension simulation software - 3dmax
論文的主要工作有：首先，在對機構方案進行了深入研究的基礎上，以概念圖標表示、文字描述和公式分析相結合的研究方法對機器人進行了運動規劃；其次，根據土力學原理和旁壓理論建立了機器人在土質環境下的受力模型並進行了分析求解；然後，藉助于虛擬樣機軟體adams對機構模型進行優化和力學分析；除此之外，通過對上述兩方面分析計算結果的比較，驗證了該機器人在土質環境下拱洞和蠕動爬行的可行性；最後，在優化結果基礎上進一步完善了結構模型，通過三維模擬軟體3dmax實現了機構運動和整體協調運動動畫的模擬。 -
In this paper the development and status in quo about temperature measuring technologies and instruments for temperature measurement are fist summarized, and the characteristics and localizations of the current hardware - based instrument for temperature measurement are also pointed out ; and then we take the thermocouple and thermo - resistance instrument for temperature measurement as the example to analyze the most representative temperature measurement and the principle of instrument, including the temperature measuring mechanism, physical structure and notices ; an advanced manufacture technology of instrument - - - virtual instrument technology and the virtual instrument based on which are introduced in succession. this paper also narrates at length the origin, characteristics and system structure. the virtual instrument and hardware - based instrument are contrasted, which stands out the superiority of virtual instrument ; finally we combine virtual instrument and the technology of temperature measurement, which comes into being the virtual multi - channel instrument for temperature measurement debated in detail in this paper
本文首先概述了常用的溫度測試技術和溫度測試儀器的發展與現狀，指出了當前硬體化溫度測試儀器的特點和局限性；然後以熱電阻測溫儀和熱電偶測溫儀為代表分析了最具代表性的溫度測試與儀器的原理，其中包括它們的測溫機理、物理結構和注意事項；接著介紹了一種先進的儀器製造技術? ?虛擬儀器技術以及在此基礎上形成的虛擬儀器，對虛擬儀器的產生、特點、系統結構做了較詳細的介紹並和傳統硬體化儀器做了對比，突出了虛擬儀器的優越性；最後把虛擬儀器和溫度測試技術相結合，形成了本文著重介紹的虛擬式多通道溫度測試儀。 -
With the computer controlling the output of the digital signals and the analog signals, controls and adjusts startup, stop, turn and rotational rapidity of the transducer - electromotor and the strength of brake actuator ; installs the torque sensor on dynamical axis, and installs the encoder on non - dynamical axis of the dimensional globoidal indexing cam mechanism ; utilizes the virtual instrument language labview development the test and control system, with the computer real - time monitoring, late displays and storages the data of the test, and processes the data and analyses it
利用計算機控制數字量輸出和模擬量輸出來達到控制和調節變頻電機啟停、轉向、轉速;控制制動器的啟停和加載力;在弧面分度凸輪的加載軸和空軸上安裝扭矩傳感器和編碼器;應用虛擬儀器語言labview開發試驗臺的測控軟體系統，用計算機進行實時監測與事後顯示與存儲，並進行信號處理與分析。 -
In the virtual environment, it establishes prototyping of hydraulic system, realizes interfacing experiment data of hydraulic system and mechanism system in the same interface and accomplishes the simulating design of virtual prototyping entire system of carne
在虛擬環境中建立液壓系統的樣機模型，實現液壓系統與機械繫統在同一窗口界面中的試驗數據介面，完成起重機虛擬樣機整機系統的虛擬模擬運行的設計。 -
This article deduced the calculation method of column hinge sway in framework structure by analyzing plastic sway of the column hinge sway mechanism ? the most dangerous collapse model in the framework structure with the virtual principle of plastic analysis, and calculated two framework structures and the results is almost the same as those calculated by method of plastic analysis
通過對框架結構最危險的倒塌模型? ?柱鉸形側移機構，對薄弱層的塑性變形通過塑性分析的虛功原理推求框架結構柱鉸形側移的計算方法，應用此計算方法對大連市兩棟框架結構進行計算，其結果與彈塑性時程分析法結果基本相符。 -
Linux is originally designed as a time - sharing operating system. due to its non - preemptive kernel, coarse time granularity, frequent disabled interrupt, virtual memory and other buffer mechanism, linux is not so “ real - time ” as rtos
Linux的調度機制決定了它是一個分時系統，其不可搶占的內核、粗糙的時鐘粒度、頻繁的關中斷、虛存和其它緩沖機構的設置，使得linux的實時性不強。 -
This paper is preluded by summarizing the modeling methods, key techniques in vr ( virtual reality ). based on that, textiles are chosen as the research objects for the reason that previously, because textile distortion mechanism was not introduced, the 3d coordinates on the surface of textiles could not be formalized in accordance with their physical rule. naturally, there was an absence of realism and generality and the movement of textile cannot be simulated under any given forces applied such as rippling in the wind in virtual textile demonstrating
本文首先對建模方法這一虛擬現實中的關鍵技術進行了綜述，在此基礎上選擇以織物作為對象來研究，這主要是由於以前沒有引入織物變形機理，織物表面各點的三維坐標無法用符合物理規律的公式進行表達，導致在織物的虛擬展示中，缺乏真實性與通用性，無法模擬各種受力情況下織物的運動，諸如隨風飄動的效果。 -
As a result of the virtual property creditor ' s rights real right attribute, on is objective requests in the legislation both to need to consider must has the physique to the virtual property " the thing " as well as network science and technology influenced, and must give dual attention to the reality of laws basic theory allows temporary credit the nature, through the real right legislation complete system, and draws support the real right legislation technology, enable the virtual property the legal protection to have a complete mechanism
由於虛擬財產的債權物權化屬性，客觀上要求在立法中既要考慮到虛擬財產的非有形體的「物」以及網路科技的影響性，又要兼顧到物權法基礎理論的融通性，通過物權立法的完整體系，並藉助於物權立法技術，使虛擬財產的法律保護擁有一個完整的機制。 -
As an up - to - date applied tech, ecu hardware - in - loop simulation system ( ecu hilss ) can be regarded as a tool with integrated software and hardware, which is adaptive for real - time simulation. during debugging, the hilss is connected to ecu directly as a virtual engine, receiving the control from the ecu and sending out the homologous running message of the engine, which reduce the tests and cost of all kinds. besides, operators are provided with a convenient way of conditioning and observing the whole system because of its software controlled mechanism of imparting information
作為一門新興的應用技術， ecu硬體在環模擬系統（ ecuhilss ）可以看成是一套軟硬體集成的實時模擬工具，在對外部ecu系統進行調試時，它作為虛擬發動機的載體直接與ecu系統相連，接受ecu的控制調節，並向ecu提供相應控制下的發動機實時運轉工況信息，這樣就相應地減少了臺架試驗，在節省各種人力物力的同時縮短了調試時間；此外由於hilss是通過編制軟體來實現各種信息傳遞，它能給操作者提供方便友好的調節觀測環境，從而大大增強ecu調試過程的靈活性和可靠性，消除由於某些試驗因素可能導致的危險性。 -
It includes demand analysis for the whole web - oriented courses system, the whole blue print design, the multimedia teaching system, the resolving question system, the exercise training system, the mock examination system, the demo of virtual model and virtual mechanism system, jsp ( java server page ) technology of developing dynamic web site, the choice of graphics processing platform, database design and security consideration
其中包括：整個網路課程系統的需求分析，整體方案設計，多媒體授課、輔導答疑、習題練習、模擬考試、虛擬模型機構演示子系統具體功能分析和設計， jsp動態網站開發技術，圖形處理平臺選擇和數據庫設計，安全問題。
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