虛擬元件 的英文怎麼說

中文拼音 [xūnǐyuánjiàn]
虛擬元件 英文
component, virtual
  • 虛 : Ⅰ名詞1 （空虛） void; emptiness 2 （政治思想等方面的道理） guiding principles; theory 3 （二十八...
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 虛擬 : 1. （虛構的） invented; fictitious 2. （假設的） suppositional; 虛擬語氣 [語言學] subjunctive mood
  1. This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply

    論文首先從虛擬儀器的技術內涵出發，深入研究和討論了通用串列總線usb規范及工作原理，並依據usb1 . 1規范，採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總線介面及其控制固件，實現了通用計算機與測試設備之間基於usb總線的通信功能；其次，在所開發的usb總線介面的基礎上，使用微處理器pic16c62和多路繼電器開關，設計開發出實現測試系統中測試通道切換功能的多路通道掃描器及其控制固件；再次，採用vb語言編程，調用windows內部api函數，與選定hid類驅動程序進行通信，實現usb總線介面測試儀器功能，完成面向測試的上層軟體開發；最後，在深入研究印刷電路板測試方法的基礎上，利用已開發的多路通道掃描器和面向測試軟體，結合必要測試儀器組建印刷電路板測試系統，並對測試結果進行了簡要的誤差分析。
  2. Because of block in head of line ( hol ), input buffer strategy make the whole switch system performances declining drastically at heavy oflbred load, and some improvements of input buffer strategy are put forward to overcoming tlle head of line block. virtual output queues ( voq ) is chosen as input buffer strategy. dpa and ilqf ce1l scheduling algorithms for voq are silllulated

    由於輸入緩存的隊頭阻塞使得高負載條件下輸入緩存策略的交換系統各方面性能急劇下降，由此提出了克服輸入緩存隊頭阻塞的改進方法，最後本文決定選用虛擬輸出隊列（ voq ）的輸入緩存策略，並且研究了與虛擬輸出隊列相對應的ilqf （最長隊列優先）和dpa （對角線優先）信元調度演算法，為交換系統的asic設計提供依據。
  3. Adopts vdsm process technology however two outstanding problems are faced to ic layout design when the feature size reaches to 0. 18 m or lower : 1. timing convergence problem seriously affects the circuits schedule, and the interconnect - delay has exceeded more than 70 % of the total circuits ’ delay. 2. si problem, usually it consists two aspects of ir - drop and crosstalk. these problems often affect the chip function after tapout

    本篇論文就是針對超深亞微米階段soc晶元後端設計所面臨的挑戰，提出了運用連續收斂的布局布線策略，尤其是虛擬原型的設計理論，來快速驗證布局，進而提高布線的成功率，並且提出了一種改進的布局評估模型，提高對soc晶元預測布線的準確度;同時，對于時鐘驅動元件選擇，文中提出了一種基於正態分佈模型來達到更有效的選取。
  4. According to the principles of piezoelectric smart concrete structure health monitoring, a mathematic model of monitor system for static performances is discussed. then, the virtual waveform generator based on dds is designed using a data acquisition card and a pc to supply multiform excitation signals to piezoelectric elements in experiment. the theoretical analysis and experimental research demonstrate the performances of the waveform generated by the virtual instrument

    為了給壓電元件提供多種類型的激勵信號，根據直接數字合成原理，設計了利用數據採集卡和計算機實現dds波形發生的虛擬儀器，並對生成波形的各方面性能進行了理論分析和實驗研究，從理論和實驗兩個方面分析了這種波形發生方式所能取得的效果。
  5. Secondly, we implement a bpf model called mybpf on linux as a kernel module. it can collect packets within the netfilter frame, provide the applications with an interface in char device file manner and be attached to the nf _ ip _ pre _ routing hook defined by netfilter frame for ipv4 as a hook function. finally, we evaluate the performance between mybpf and other bpf on sock _ packet socket

    該模塊以字元設備文件的形式為應用程序提供介面，並在netfilter框架為ipv4定義的nf _ ip _ pre _ routing鉤子上掛接了一個鉤子函數，該鉤子函數實現bpf虛擬機，完成對數據包的捕獲；最後，本文對mybpf模塊作了相應的測試並與在sock _ packet套介面上實現的bpf做了性能比較。
  6. On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells

    本文結合型號研製中小曲率機翼整體壁板類零件坯料展開課題，基於板料厚向變形忽略不計的先驗假設，首創混合四邊形-三角形網格等面積展開的幾何模擬法確定壁板類零件毛坯外形，給出了混合四邊形-三角形網格等面積展開演算法；提出了虛擬分割線的概念，採用虛擬幾何對稱軸，給出了規整四邊形單元展開基帶上結點的計算方法；採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。
  7. The intelligent cells of instrument named intelligent virtual controls is a kind of living virtual part endued instrument functions, which describe the appearance and the essentials of intelligent controls - oriented virtual instrument

    這些「智能儀器單元」稱為智能虛擬部件，它是一種被儀器功能激活了的，有生命的虛擬控制項，它既描述了秦氏模型的形象，也描述了秦氏模型的本質，也就是說秦氏模型的思想是通過智能虛擬控制項來實現的。
  8. The intelligent cells of instrument named intelligent virtual controls is a kind of living virtual part endowed instrument functions, which describe the appearance and the essential of intelligent controls - oriented virtual instrument. the contents, purposes and methods of audio analysis are studied in this paper

    這些「智能儀器單元」稱為智能虛擬部件，這是一種被儀器功能激活了的，有生命的虛擬控制項，既描述了智能控制項化虛擬儀器的形象，也描述了它的本質。
  9. As a part of the civil 863 plans, two multiple - contact models for two kinds of braking system are built in the paper, in which contact fields are described as coons surfaces, initial velocity is programmed in fortran. the thermal - mechanical coupling braking processes are simulated for the first time by msc. marc, the general - used nonlinear fem software. time distributions of the velocity, the stress and the temperature of the components under various initial velocity and brake force are obtained, which offer theoretic gist to study the life of the wheel, the disc and so on

    作為國家行業863重大課題《鐵路機車車輛虛擬樣機系統》的一部分，本文在研究接觸問題和熱?機耦合問題數值方法的基礎上，採用國際上通用的非線性有限元分析軟體msc . marc建立了踏面制動和盤形制動主要部件的多體接觸計算模型，其中用解析方法描述，即用nurb曲線、高斯曲面來描述接觸區域，用fortran語言編寫定義初速度的用戶子程序，首次對兩種制動過程熱?機耦合進行了數值模擬，定量給出了主要制動部件在不同初速度、不同制動力下各個時刻的速度、應力和溫度的變化規律，為研究車輪、閘瓦以及制動盤壽命提供了理論依據。
  10. In this thesis cannon error of system is discussed carefully, and the error is separated and set up model. on the basis of these and dummy extending of duality multinomial fit, the dummy close ring which can revise the shooting error is set up. the dummy close ring is realized by the adversity means which can find the shooting error

    本文仔細分析、討論了火炮系統的誤差，作者對誤差進行了分離和建模，為虛擬閉環校射功能的實現提供了條件，在此和射表虛擬延伸的基礎上利用逆解法求取了射擊諸元誤差作者建立了虛擬閉環校射理論。
  11. The grid file system directory services specification describes the management of a namespace of federated and virtualized data from file system resources, access control mechanisms, and meta - data management

    Grid file system directory services規范描述的是對于文件系統資源數據進行聯邦化和虛擬化后的命名空間管理，訪問控制機制，以及元數據的管理。
  12. Implementation framework for virtual instrument component library of vpp

    虛擬儀器元件庫的實現框架
  13. We also analyzed java virtual machine model and class file format and presented a formal model of java byte code obfuscation. we demonstrated some interesting properties of obfuscating transformation and proved that for java byte code it is possible to create a single - pass algorithm of obfuscation

    論文還對java虛擬機模型與類文件格式進行了分析，建立了一個對java位元組碼進行代碼混淆的形式化模型，揭示了混淆變換具有的一些特性，並證明對java位元組碼可以創建單輪的混淆演算法。
  14. In order to solve the problems about unfixed instruction length, stack - orientation and addressing virtualization in jvm instruction set, the instruction fetch unit, stack cache and mechanism of address translation in java chip system are studied

    為了解決java虛擬機指令系統中指令不定長、面向堆棧和地址虛擬化等問題，本文研究了java晶元中取指部件、堆棧緩沖部件和地址轉換機制以及相應物理存儲器的管理等關鍵技術。
  15. Firstly, reliability models of different element are built in the paper. secondly, the reliability parameters of virtual series element on the main feeders are computed by series equivalent method. lastly, indices of different load points are calculated by the method of minimal cut - set

    文中首先建立了不同元件的可靠性模型，其次通過串聯等值法求取各主饋線上的虛擬串聯等值元件的可靠性參數，最後應用最小割集方法計算各負荷點指標，從而得到系統各項可靠性指標。
  16. The four parameters ( spring inclination a, the frequency of excitation force w, the amplitude of excitation force f, the spring stiffness k ) are the major factors that take great influences on the vibration plate. in order to analyzing the influences of four parameters, the virtual prototype of vibration plate is built in ansys to get inherent frequency from modal analysis. thorough transient analysis in ansys, the curves of displacement n velocity and acceleration is presented

    為了分析這四個參數對系統的影響，首先在ansys中建立振動排秧盤的虛擬模型，採用有限元方法對模型進行了模態分析，得到振動排秧機構的固有頻率；同時對模型進行動力學分析，分析排秧盤的振動量、速度及加速度，並得出相應數據的曲線圖；另外，校核了主要元件彈簧的疲勞強度及使用壽命。
  17. Real time display of mechanical model in virtual environment

    液壓元件網路虛擬模型庫的實現技術
  18. According to the mmu - less embedded microprocessors, uclinux kernel removes the parts correspond to the virtual memory management, creating a small and efficient kernel image

    Uclinux針對多數嵌入式處理器沒有mmu單元的特點，通過對普通linux版本虛擬內存管理模塊的精簡，實現了一個簡潔高效的內核文件。
  19. A string array of virtual file locations

    虛擬文件位置的字元串數組。
  20. The intelligent cells of instrument named intelligent virtual controls is a kind of living virtual part endowed instrument functions, which describe the appearance and the essential of intelligent controls - oriented virtual instrument

    這些「智能儀器單元」稱為智能虛擬控制項，它是一種被儀器功能「激活」了的，有「生命」的虛擬部件，它既描述了智能控制項化虛擬儀器的形象，也描述了它的本質。
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