指定運運算元 的英文怎麼說

中文拼音 [zhǐdìngyùnyùnsuànyuán]
指定運運算元 英文
assignment operator
  • 指 : 指構詞成分。
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 運 : Ⅰ動詞1 （物體位置不斷變化） move; revolve 2 （搬運; 運輸） carry; transport 3 （運用） use; wield...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 指定 : appoint; assign; allocate; appointment; destine; designation; assigning: （通過法律手續） 指定把...
  • 運算 : [數學] operation; arithmetic; operating
  1. Russell ( [ 17 ] ) has showed that, a compact perturbation, generated from unitary operator groups in infinite - dimensional linear hilbert spaces, is unable to make the perturbed semigroup exponentially stable

    Russell （ [ 17 ] ）曾指出，無限維hilbert空間中的酉運算元群對生成的緊擾動不能使被擾動半群具有指數穩定性。
  2. By choosing some appropriate exponential weight functions we prove that the essential spectra and the eigenvalues ( except the simple zero eigenvalue ) have negative real parts, thus we get the locally asymptotically exponential stability of travelling waves ( al ) and ( a2 ) in some weighted spaces

    通過選用合適的權函數，我們證得在加權空間線性化運算元的本質譜和除簡單特徵值零以外的特徵值均具有負實部。因此，我們得到行波（ a1 ） ， （ a2 ）在加權的l ~ 2 （ r ）空間的局部漸近指數穩定。
  3. For viscous shock waves c, by the spectral analysis we prove that in l2 ( r ) space the essential spectra and the eigenvalues ( except the simple zero eigenvalue ) of the linearized operator have negative real parts, thus we show that the viscous shock waves c is locally asymptotically exponentially stable in l2 ( r ) space

    對粘性沖擊波c利用類似方法，我們證得在l ~ 2 （ r ）空間線性化運算元的本質譜和除簡單特徵值零以外的特徵值均具有負實部。於是，我們得到粘性沖擊波c在l ~ 2 （ r ）空間的局部漸近指數穩定。
  4. The last conclusion indicates that fem is feasible, and dem, which points out a new approach for the slope stability analysis, is reasonable. the slope condition forecast based on ann is studied deeply

    研究表明，有限元法是切實可行的，干擾能量法是合理的，且推導和運算比較簡便，為滑坡穩定分析指出了一個新的思路，具有廣闊的發展前景。
  5. This method is easy to implement and has no restriction on array geometry and sensor patterns ; three methods for the design of broadband frequency invariant beamformer are proposed, which are the method of resampling signals received by the array, the dft ( discrete fourier transform ) interpolation method and adaptive synthesis method, respectively. examples and performance analyses are given for each method ; a simplified linear constrained minimum variance broadband adaptive algorithm that based on dft interpolation method is presented. compared with conventional broadband adaptive algorithms, the presented method can reduce computation work greatly

    提出了一種簡單、易於實現的恆定束寬波束形成器設計方法，該方法對陣形和陣元指向性沒有任何限制；分別提出了基於陣列接收數據重采樣、基於dft插值和自適應綜合的三種具有頻率不變波束圖的寬帶波束形成器設計方法，對于每一種設計方法都給出了一個設計實例並做了性能分析；提出一種基於dft插值的簡化線性約束最小方差寬帶自適應陣列演算法，該方法可以大大降低自適應陣列的運算量。
  6. It points out that the implication operator i ( x, y ) defined by strict t - norms is not continuous at ( 0, 0 ) and discusses under what conditions a t - norm induced by an implication operator is archimedean

    指出了由嚴格的仁范定義的蘊涵運算元方（叨在叮0 ）處不連續；並給出了什麼樣的蘊涵運算元定義的t范是阿基米德的
  7. Nc machining requires " interpolation " algorithms that accurately and efficiently generate sequences of reference position, distributed according to a prescribed feedrate function, along the tool paths. this paper present a systematic derivation of the proper taylor series coefficients for variable feedrate interpolators. when the path is ph curves, detailed formulations for instances are presented where the feedrate v is specified as a constant, the function of the time t, the arc length s and the local curvature k

    對于nc加工要求插值演算法沿著刀具路徑準確、有效的生成參考點序列（根據預先指定的速率函數進行分佈）的實際工程需要，本文系統地推導了變速率插值運算元的泰勒系數，給出了當路徑為ph曲線，速率v為常數，及時間t 、弧長s 、曲率k的函數時具體的插值運算元。
  8. In this system, mean velocity pipe is applied to transform the air velocity signal into pressure difference signal, and then the pressure difference signal is input into pressure difference transmitter to realize the transform of the pressure difference signal from non - electricity signal to electric current, and through the resistance in the corresponding sampling circuit the electric current is transformed into voltage signal ; the thermocouple is used as the primary element to realize the transform from temperature signal to the voltage signal ; under the control of communication agreement module, diversified voltage signal is transported into computer by way of a / d conversion module, and then the monitoring software compiled beforehand is transferred to deal with all the voltage signals relatively, the result of which is conveyed to relative interface to display

    該裝置具有三個特點：一是採用表面式測溫方法，有效地減少了元件的維護與損耗；二是採用工業控制計算機及信息就地採集、數據總線傳輸的方式，充分利用計算機和數據自動採集方面的技術，實現各種參數的在線測量，監測指標全面，能與dcs系統聯用，具有技術先進性和一定的前瞻性；三是採用顯示器配工業觸摸屏的顯示方式，為現場運行人員提供了簡單、易學、方便的操作模式。本裝置自2001年8月投入運行以來，有效地幫助、指導運行人員進行燃燒調整，對于鍋爐和機組的安全、經濟運行發揮了重要作用。
  9. Hence, the requirements of the servo control card are getting much sophisticated. in this thesis, the research work and implementation details of a 6 axes servo control card are discussed. this card is based on the ti company ? dsp chip tms320f240 and has realized the following functions : a ) signal encoder, b ) position limit, c ) dual ram communication with cpu, d ) coordinated control e ) dia conversion

    該卡以ti公司的16位定點數字信號處理器tms320f240為核心晶元，實現6路編碼器信號輸入處理，軸限位中斷處理，通過雙埠ram與pc進行通訊，接收pc發送過來的控制指令和數據，完成插補運算、聯動運算等控制，通過d / a轉換電路，將結果轉化為模擬電壓送伺服放大器驅動電機。
  10. Considering kept the effect of all the evaluation factors, multiplication - addition type s fuzzy operator is adopted in the analysis for the life of entirety oil - vessel used in plane, and ahp method is applied to get the evaluation indexes weights

    在對飛機整體油箱的壽命分析中，考慮到保留所有評判因素的影響，採用了乘、加型模糊運算元，並用層次分析（ ahp ）法來確定評價指標權重。
  11. This paper, firstly, expatiates the content and sense about optimal design of water supply networks, briefly introduces all optimal methods which have been advanced, analyzes these methods and points out their limitation, summarizes the factors which influence the results in optimal design of water supply networks ; secondly, it introduces the principle of genetic algorithms ( ga ). it takes yearly expenditure converting value as target function and sets up the ga model on optimal design of water supply networks based on sga by means of taking some effective measures on selection operator, crossover operator, mutation operator and some parameters setting ; finally, the ga model is verified by its application on engineering project

    本文首先闡述了給水管網優化設計的內容和意義，簡要介紹了已有的優化方法，分析比較了各種優化方法並指出其存在的不足，歸納總結了影響給水管網優化設計結果的各種因素；接著，介紹了遺傳演算法的基本原理，然後在標準遺傳演算法的基礎上，通過對選擇運算元、交叉運算元、變異運算元以及部分參數的設置採取改進措施，並以年費用折算值為目標函數，建立了給水管網優化設計的遺傳演算法模型；最後，通過工程實例驗證了該模型具有一定的理論和應用價值。
  12. According to the rules and considerations which are based and taken into account in the practical work, this paper proposes a new model for distribution maintenance scheduling which intends to find the most economical maintenance schedule without violating any restrictions and also the paper makes a deep research of ga, sa and ts. by constructing two effective instructive rules which derive from the feature of distribution maintenance schedule and introducing ts into mutation operation of ga in the earlier generations, the proposed method improves the convergence of optimization and shortens the calculation time. the proposed model and method are applied to a practical system, and numerical results verify ' the correctness and validity of them

    本文結合實際電力調度計劃工作中檢修計劃的制定原則和所要考慮的各種因素，抽象出適合配電網檢修計劃優化的數學模型：對遺傳演算法、模擬退火演算法以及禁忌搜索演算法等多種演算法進行了研究和分析比較，針對遺傳演算法的不足提出了通過對實際問題的分析抽象出一定規則指導演算法在解空間進行搜索和兩階段變異運算元兩項改進措施，並應用於配電網檢修計劃優化，編制了相應的應用軟體；應用該軟體對我國南方某地區供電局某月的檢修計劃進行優化的結果表明，本文所提出的模型和改進的優化方法是正確和有效的。
  13. The guaranteed cost control problem of robust stabilization and robust performance for uncertain systems which is described by 8 operator is discussed in this paper. the condition of existing guaranteed cost controller is analyzed and proved in which the method of linear matrix inequality ( lmi ) is used. a output feedback controller of the uncertain discrete time system described by 6 operator is designed, which guarantees the system is quadratic stabilization

    採用線性矩陣不等式（ lmi ）處理方法研究了delta運算元描述的不確定離散系統的輸出反饋保成本控制問題，設計了輸出反饋控制器，使得閉環不確定系統不僅是魯棒穩定的，而且對所有允許的不確定性，給定二次型性能指標的閉環性能值不超過某個確定的上界。
  14. We should specially point out that by the function of the mutation operator, which ensures a stable convergence of the algorithm into a global optimum

    需要特別指出的是，通過該變異運算元的作用，可以使演算法穩定地收斂到全局最優解。
  15. Based upon basic principles of the analog integrated circuit and theories of system stability, this paper deals with high precision, wide band - width and fully differential cmos operational transconductance amplifiers ( ota ). other than discussions about its performance evaluation and testing, a two - stage full differential ota has also been designed including its core cell and the overall layout

    基於模擬集成電路基本理論與系統穩定原理，論文針對高精度、寬帶寬cmos全差分運算放大器（ ota ）進行了性能指標及測試技術探討，並研究設計了cmos全差分共源共柵兩級ota 、核心單元與總體電路版圖。
  16. In modern vlsi technology, hundreds of thousands of arithmetic units fit on a 1cm 2 chip. the challenge is supplying them with instructions and data. stream architecture is able to solve the problem well

    在摩爾定律作用下，在單晶元上可集成的晶體管數快速增長，單晶元擁有成百上千的運算單元不再是問題，關鍵是如何給如此多的alu提供足夠的指令和數據。
  17. The mathematic model of the performance comprehensive evaluation of lean production in green supply chain is founded by using of the method of fuzzy comprehensive evaluation. research on the obtained means of vector of indexes weight and membership degree and the selection of synthesizing arithmetic operators is given

    運用模糊綜合評價方法建立了綠色供應鏈環境下精益生產績效綜合評價模型，在指標權重、隸屬度的確定方法以及合成運算元選擇等方面進行了研究，提出了較為可行的方法。
  18. Several theorems on fixed point index of random operator

    關于隨機運算元不動點指數的幾個定理
  19. By using the fixed point index theorem, the existence of positive solutions for nonlinear m - point boundary value problem is established under some weaker conditions, and previous results are improved and generalized

    摘要本文在較弱的條件下，利用不動點指數定理研究了一類運算元多點邊值問題正解的存在性，推廣並改進了原有的結果。
  20. This paper, firstly, expatiates the content and sense about optimal design of water supply networks, briefly introduces all optimal methods which have been advanced, analyzes these methods and points out their limitation, summarizes the factors which influence the results in optimal design of water supply networks ; secondly, it introduces the principle of genetic algorithms. it takes yearly expenditure converting value as target function and sets up the genetic algorithms model on optimal design of water supply networks based on simple genetic algorithms by means of taking some effective measures on selection oper ator, crossover operator, mutation operator and some parameters setting ; finally, the genetic algorithms model is verified by its application on engineering project

    簡要介紹了已有的優化方法，分析比較了各種優化方法並指出其存在的不足，歸納總結了影響給水管網優化設計結果的各種因素；接著，介紹了遺傳演算法的基本原理，然後在標準遺傳演算法的基礎上，通過對選擇運算元、交叉運算元、變異運算元以及部分參數的設置採取改進措施，並以年費用折算值為目標函數，建立了給水管網優化設計的遺傳演算法模型；最後，通過工程實例驗證了該模型具有一定的理論和應用價值。
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