時分模擬網路 的英文怎麼說

中文拼音 [shífēnwǎng]
時分模擬網路 英文
tdan time-division analog network
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 時分 : 時分time:黃昏時分 at dusk; at twiligh; cock-shut time
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
  1. The author conceptualized and measured the following variables : time perspective ; the coping style ; reduced harm internet use self - efficacy ; positive peer involvement ; moderate parents involvement ; the totality of internet use and the score of functions. after the research used the structure equation model ( sem ) to fit the collected data, the following pathways were demonstrated at the significant level : 1, the time perspective present ( tpp ) piu. 2, tpp abreaction piu

    通過間透視、應對策略、減少傷害性的效能感、積極同伴捲入、適度父母捲入、(使用)總量、功能數的界定與測量,該研究使用結構方程和數據后發現下列徑對piu具有明顯的預測作用:現在定向piu ;現在定向發泄piu ;現在定向問題解決piu ;現在定向同伴捲入piu ;現在定向同伴捲入功能數piu ;未來定向問題解決piu ;未來定向父母捲入piu ;未來定向發泄piu 。
  2. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci總線的微機實圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部進行圖像相關的匹配計算,應用數字圖像理論,結合神經計算的改進最速下降法和退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  3. On the basis of realizing the fire - control real - time simulation system in the antiaircraft artillery weapon system, this paper designs and constructs the distributed weapon system numerical simulation platform based on ethernet, which uses the simulation technique, network communication technique and virtual reality technique. the platform is used for researching and realizing the antiaircraft artillery training simulator. also, it can be integrated with the actual equipment to construct semi - physical simulation system to make the theoretical validating experiment

    本文以實現高炮武器訓練系統中的火控系統的實為基礎,運用技術、通信技術、虛現實技術,設計並構建了一個基於以太散式自行高炮武器訓練系統通用數字平臺,既可用於訓練系統的研究和實現,還可和實際裝備集成以組成半物理的系統,進行實際系統的原理性驗證實驗。
  4. In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab

    針對無連接和面向連接的各種復雜環境下,通信頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻數據又日益增多的局面,本文研究小波析在信號處理方面的數學依據和在數據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮延多個方面,並在matlab環境下做了實驗,對各種音頻信號及多種小波函數做了結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。
  5. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開環的數字解,不能適用於具有變不確定性的導彈制導系統.利用神經的學習和推廣能力,對開環的數字最優制導律進行離線的學習,作為閉環的神經最優制導律在線應用.研究別選擇系統狀態變量和視線角速率等不同的神經輸入對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用塊化神經結構提高神經的學習和推廣能力,結果得到一些有益的結論
  6. So it can simplify the computation. it is fast and effective. along with development of electronic technology, especially vlsi and mixed signal circuits, where there are physical or functional blocks and subnetworks which are indiscerptible in the network, it shows its practical value

    隨著電子技術的發展,特別是超大規數混合電發展,對于電中存在著物理上或功能上具有不可割的功能塊或子,該方法更顯其工程實際意義。
  7. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴為設計方案,並從控制理論的角度進行了析,著重研究了系統中各部的傳遞函數,利用系統開環傳遞函數析了系統的穩定性,同設計了系統的校正;析了二元調寬脈沖再平衡測試迴的解析度、采樣約束以及測試精度等基本問題,並按照系統析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電以及力矩電流發生器等測試系統各部硬體電,驗證了電的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部的設計,實現了測試功能。
  8. ( 6 ) extension control is studied in earnest. through a simulation example extension control is compared with some kinds of neural networks control. the simulation result on slow time - varying nonlinear system shows that extension control is superior to neural networks control

    ( 6 )認真研究了可拓控制,通過算例對可拓控制與幾種神經控制進行了比較析,得出了對慢變非線性系統可拓控制比神經控制效果要好的結論。
  9. This paper researches and analyses the developments of web technology and magnetostrictive transducers from world wide region. the paper also analyes the characteristics curve of magnetostrictive transducers based on its equivalent circuit and researches the method how to make sure its syntony frequency and its electric simulation network parameters. at the same time, by using jsp technology, a magnetostrictive transducer electric simulation application is designed based on b / s three - tier system structure. the experiment data is fitted by curve fitting module. the equivalent input impedance of it with stimulate loop is separated based on the results of curve fitting and the syntony frequency and electric simulation network parameters of magnetostrictive transducers is determined by the input impedance. the method presented in this paper can determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers with a better accuracy than the testing method of syntony & anti - synton y. further more, jsp, the advanced technology at current, has been used to realize a magnetostrictive transducer web electric simulation system. the system has good human computer interface and the function of resource sharing and information publishing. the research of this paper and its achievements have some practical merits in the researchful and applied fields of magnetostrictive transducer

    用java編程語言編寫的曲線塊,對輸入的實驗數據進行了最小二乘法的曲線合;根據曲線合結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中離出磁致伸縮換能器鐵芯在無激勵電流由機械振動形成的等效輸入阻抗,並由此輸入阻抗確定磁致伸縮換能器的諧振頻率及電氣參數。本課題提出的方法與傳統的諧振?反諧振法相比,能更準確地確定磁致伸縮換能器的諧振頻率及其電氣參數。同,採用當前比較先進的web技術,實現了基於jsp的磁致伸縮換能器web電氣系統,該系統具有良好的人機界面和資源共享、信息發布功能。
  10. In fact, whichever the silicon valley of usa, or the emillia - romagna of italy, they also have self - feature regional innovation networks, which play an important role in achieving availability configuration of innovation resources and improving innovation ability. this article discusses some questions related to the model dynamism of regional innovation networks and the role of government in the regional innovation networks on the base of description of regional innovation networks. at the same time, this article will put an emphasis on the comparative analysis between the innovation networks of traditional industry district and the innovation networks of high technology industry district, expound how to constitution and develop regional innovation networks. finnaly, this article makes two empirical analysis about regional innovation networks of traditional industry distric of liu shi and software industry district of hang zhou

    研究表明,不論是在美國的矽谷,還是在義大利的艾米利亞?羅馬格納地區,都存在各具不同特色的區域創新,它們在實現創新資源有效配置和提升企業創新能力方面發揮了重要作用。本論文對區域創新這一新型的產業組織形式進行全面闡述的基礎上,來探討區域創新型、優勢及其產生機理,以及區域創新中政府的作用與職能。同,本論文著重對傳統產業區與高技術產業區創新進行了比較析,提出了培育、發展和完善區域創新的建議。
  11. This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field

    本文從系統理論出發研究油氣動態系統基本統計規律,結合油氣動態系統的一般特點,結構特點,兼顧油田開發規劃設計的要求,利用功能原理(含神經方法、微方法) ,依據油田歷史數據,建立了油田開發動態指標間的輸入輸出關聯關系,並在此輸入輸出關聯關系的基礎上研究了油田及採油廠兩級的開發動態指標預測,同利用最優化原理,在析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優化型」 ,這些優化型包括:產量構成優化型(解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題) ;措施產量結構優化型(解決壓裂、酸化、大修等各項措施產量及措施工作量的最優構成問題) ;產量配優化型(將油田的產量最優地配到各採油廠)以及油田綜合開發規劃型。
  12. We investigate finer time scale statistical properties of this traffic, including burstiness, periodicity, and synchronization. utilizing the data gathered by our simulator, we compared the results with our prediction, after that, we investigated the root cause of a specific networking traffic pattern, under various network configuration and policies. the importance of our work is not only analyzing the cause of each traffic pattern, but also providing a beneficial formal method for future research

    在實驗結果的析過程中,我們根據當前流行的拓撲建立了由試驗環境,特別針對lsa的突發性、周期性和同步流量的域特徵進行了觀察,不僅探究了三種重要lsa流量的發生機理以及這些流量的變化對整體由效率的影響,比對了我們的預測與最終的實驗結果,深入研究了統計圖表裡各種異常情況的成因和由協議採用不同演算法和策略以後對整體由環境的影響。
  13. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於糊神經的非線性型,並對比析了三種方法,中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及段雙閉環pi控制,結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同有效地降低了噪聲。
  14. Under windows nt and labview development environment, using the linear fit module, exponential fit module > general polynomial fit module of labview to design a method for fitting the experiment data, the results of curve fitting indicate that the purpose of general polynomial fitting is better than the rest. separating the equivalent input impedance of magnetostrictive transducers without stimulate current from input impedance of it with stimulate loop based on the results of curve fitting, and determining the syntony frequency and electric simulation network parameters of magnetostrictive transducers by this input impedance. finally, with labview network functions, realizing magnetostrictive transducer electric simulation system based on web server and discussing a scheme for this system network by datasocket. the method of this paper can more accurately determine the syntony frequency and electric simulation network parameters of magnetostrictive transducers than the testing method of syntony & anti - syntony. at the same time, discussing virtual instrument measurement system and how to realize magnetostrictive transducer electric simulation network system by labview network functions of network virtual instrument measurement development environment

    在windowsnt系統環境和labview虛儀器技術開發平臺下,首次利用labview中的直線塊、指數塊以及多項式塊,設計了一種對實驗所得數據進行曲線合的方法,對三種合方法進行了比較,曲線合結果表明,多項式合方法相對于其它兩種合方法效果更好;根據曲線合的結果可從帶激勵線圈的磁致伸縮換能器的輸入阻抗中離出磁致伸縮換能器鐵芯在無激勵電流機械振動形成的等效輸入阻抗,並由此輸入阻抗確定了磁致伸縮換能器的諧振頻率及其電氣參數;最後通過labview提供的功能,實現了基於web服務器的磁致伸縮換能器電氣儀器測試系統,並探討了通過datasocket技術實現該系統化的方案。
  15. Upon this counting arithmetic, the system realize the function of checking vehicle ' s speed, length, width and so on. based on the optimizing arithmetic and traffic model in common use, the paper build a traffic model found on scatter time. then select genetic arithmetic to optimize model based on the model ' s characteristic

    在此基礎上,實現了其他交通信息:車速、車長、車寬、行車間距和違章情況等的採集;在比較析常用優化演算法和常用交通型的基礎上,構建了基於離散的交通型,並根據型的特點選擇遺傳演算法對交通進行優化。
  16. We have investigated domestic and foreign researches in computer simulation of relay control systems deeply ; and found there are two issues which haven ’ t been resolved perfectly : extracting electrical contact informations and simulating events ’ sequential - quality. we focused on these two issues and providing a better solution, the results are as follows : 1. we model electrical contacts as a switched network

    本文在對國內外繼電控制系統計算機成果進行深入研究和析的基礎上,針對繼電控制系統電氣聯系信息提取和事件不夠完善的問題開展研究,給出了較好的解決方案,取得的成果如下: 1 .針對繼電控制系統包含大量開關元件的特點,將其電氣聯系抽象為開關
  17. This text introduced the work patterns and register structure of 80386 processors in detail at first, latterly expounded especially the hardware interrupt handling of windows 98 with the course to the kernel of windows 98 ; then recommended the framework of realization of highly demanding hardware board interrupt handling by revising idt to intercept interrupt handling at hardware layer, subsequently introduced the application and development of vxd technology to achieve interrupt handling overall all situations under the windows 98 platform ; finally introduced the b / s pattern network application development part of this topic, specifically introduced the jsp technology system, elaborated the communication between network application part and the hardware interrupt handling routine combined with the jni technology, and provided partial important program and corresponding commentary

    本文首先詳細介紹了80386處理器的工作式和寄存器結構,接著對windows98的內核進行了相關析,重點介紹了windows98的硬體中斷處理過程;隨后介紹了通過修改中斷向量表以實現在硬體層截獲中斷來實現高實性處理的框架,又介紹了windows98下虛設備驅動vxd技術的應用與開發,以及中斷全局處理的實現;最後介紹本課題的b / s應用開發部,具體介紹了jsp技術體系,並結合jni技術闡述了應用與硬體中斷處理程序的通信,並給出部關鍵程序及其注釋。
  18. One is constant impedance modeling, the other is complicated load modeling. based on the time domain simulation, the sensitivity of stability margin with respect to node active and reactive power for the system with complicated load modeling is derived

    結合,本文提出了具有綜合負荷的暫態過程中發電機加速面積、減速面積、減速功率(穩定裕度)對節點有功、無功及變壓器變比的靈敏度析方法。
  19. This paper researches and analyses the developments of network measurement systems and magnetostrictive transducers from world wide region. analyzing the characteristics curve of magnetostrictive transducers based on its equivalent circuit, researching the method how to make sure its syntony frequency and its electric simulation network parameters. realizing the magnetostrictive transducers network in labview virtual instrument development environment based on ethernet

    根據磁致伸縮換能器的等效電析了其輸入阻抗的特性曲線,研究了通過磁致伸縮換能器的輸入阻抗確定磁致伸縮換能器的諧振頻率及磁致伸縮換能器的電氣參數的方法;同在所研究的基於以太的labview虛儀器平臺中首次實現了磁致伸縮換能器電氣化。
  20. By adopting the real - time rescaled range ( rrs ) algorithm developed from the rs method, we do the simulation work using fractional gaussian noise ( fgn ) and real network traffic data collected from lan and wan. it shows the method we bring up can differentiate normal network traffic and ddos attack traffic effectively and precisely in most situation, and has provided a new way to detect and prevent ddos attack duly and precisely

    通過基於rs演算法改進的實hurst系數估計演算法rrs ,採用形高斯噪聲和局域、廣域真實業務數據進行了實驗,結果表明本文所提出的方法可以在絕大多數情況下準確高效地區正常業務和包含了ddos攻擊的數據業務,從而為及、準確地判斷和制止大規ddos攻擊的發生提供了新的手段。
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