函數開關 的英文怎麼說

中文拼音 [hánshǔkāiguān]
函數開關 英文
function circuit
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 關 : Ⅰ動詞1 （使開著的物體合攏） close; shut 2 （圈起來） shut in; lock up 3 （倒閉; 歇業） close down...
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. Generalized eigenfunction expansion concerning normal operators

    與正常運算元相關的廣義特徵函數展開
  2. In the process of the construction of electric power industry informational, there are a great deal of historical data which cry for decision support system using technology of data mining ， and it would be used to resolve the pivotal 、 extrusive question. this paper bases on the need of electric power marketing decision support system, discuss a lot of kinds of arithmetic. and choose the fit arithmetic, make progress base on electric power marketing decision support system. design and realize some of the difficult data structure and arithmetic ， and encapsulate them into some api function, from a series of api function for the second exploitation

    電力行業信息化建設積累了大量歷史數據，迫切需要利用數據挖掘技術研發分析決策支持系統，以解決供電企業運營管理中關鍵和突出的問題。本論文根據決策支持系統的需要，對各種演算法進行了一定程度的探討，選擇適當的演算法，進行適當的改進，設計並實現了其中幾個比較困難的數據結構和演算法，並用vc + +把它們封裝成若干個的api函數，形成一系列可供二次開發使用的api函數，並編譯成dll文件。
  3. Following notebook computer being used broadly in field detectiong, peripheral which have usb interface are prepotent more and more. the ultrasonc flaw detector we ' re designing will be connect with notebook computer in field detection, so we elect usb interface to accomplish transmission between detector and pc. the article not only introduces basic knowledge about usb briefly and gives detailed develop process of usb peripheral and flow diagrams of usb controller, but also operating against our device ' s functions, gives develop process of device driver and important api function being used. in addition, an exclusive interface being used to control and display is designed

    我們所設計的探傷儀外置盒在現場作業時是與筆記本電腦相連接的，因此選用usb介面來實現數據在探傷儀外置盒與pc機間的傳輸。這里簡單的介紹了有關usb介面的基礎知識，給出了探傷儀usb介面的詳細開發過程及usb控制器的程序流程圖，並且針對于本儀器要實現的功能，給出了pc機端的設備驅動程序開發過程及關鍵的api函數調用程序。此外這里還設計了一個專用的控制及顯示界面。
  4. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork （ mcdf ）理論方法，通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數，系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ （ 1 . 3 ） p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響，給出了長度和速度兩種不同規范下激發態的能量和輻射壽命；以中性ne原子的研究為基礎，進一步研究了類ne等電子系列離子（ z = 11 - 18 ）較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。
  5. In this study, the model emphasizes particularly on time series of geological entity and at the same time it realizes the integration of the spatial model and the attributive model by integrating complicated spatial and attributive character of forest resources. program is realized by matlab. the ann toolbox of matlab established many tool functions based on ann theory

    本項研究中，基於gis的神經網路預測模型主要側重的是地理實體數量時間結構序列，模型結合森林資源復雜的空間和屬性特徵，不僅使用了gis關系數據庫中的屬性時間序列值，同時也使用了一定的空間模型，實現了空間模型與屬性模型的有效結z 、口0在程序的實現上採用m八tlab開發環境，其中的神經網路工具箱以人工神經網路理論為基礎，構造了網路分析和設計的許多工具函數。
  6. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統理論不同，新增長理論和新貿易理論都強調技術進步的作用，因此本文構建了一個三部門的技術外溢效應模型（國內部門、工業製成品出口部門以及初級產品出口部門） ，考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應；第四，從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究，有關貿易開放度如何度量一直是存在較大爭議的問題，本文首先對該類研究文獻進行了較為詳盡的述評，然後運用生產函數方法對所選取的5個貿易開放度度量指標進行了檢驗，結果發現盡管一些已有研究認為外貿依存度無法真實度量一國經濟開放水平，但是本文研究結果表明外貿依存度仍是度量我國貿易開放度的較好指標，進一步採用基於var系統的脈沖響應函數法以及預測誤差方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  7. The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design

    開關電容濾波器是連續時間模擬濾波器的采樣時間等效電路，更適合電路的小型化，同時也實現高精度的傳輸函數，尤其是基於雙二階的cmos開關電容濾波器設計具有高精度、面積小、低功耗和電路結構簡單，易於調試等優點，所以研究和設計開關電容濾波器有著重要的理論和實際意義。
  8. 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。
  9. The results of this experiment showed that pressure drop and flow velocity are related in quadratic function ; the effects of opening rate of distributor sad bed height on critical fluidization velocity are rather slight, while the effect of particle size on critical fluidization velocity is very obvious

    得出結論：分佈板壓降和流速成二次函數關系；以木屑為原料，分佈板開孔率和床層高度對臨界液化速度的影響不大，粒徑分佈對臨界流化速度隨粒徑的增大而增加。
  10. The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly

    束暈?混沌的控制是新一代強流加速器研製的關鍵問題，隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微，因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此，中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上，提出了控制束暈?混沌的非線性控制策略，即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g ：並選取一些非線性函數如等進行了控制的模擬研究，將束暈強度控制在0 . 1078左右，取得了初步的控制效果。
  11. Two cost functions, targeting area and power, are presented. switching activities of an fsm is linked to its power dissipation

    引入了以優化面積和功耗為目的的價值函數，並把有限狀態機的開關活動性和它的功耗聯系在一起。
  12. It builds a physical model according to hoisting capacity, lifting angle and structural stabiliy, theory, solves the problem of function relationships among lifting capacity, lifting angle, boom weight, boom dimension and deduces the natural boundary condition of design parameters, providing a new way to determine crane design parameters

    摘要將起重量和起吊幅度為基本設計依據，以壓桿穩定理論為分析基礎，結合專業知識，建立物理模型，解決了起重量、起吊幅度與吊臂質量、吊臂主要參數之間的函數關系的難題，首次確定出設計參數的自然邊界條件，為起重機設計者提供了確定設計參數的新方法和科學依據，具有開創意義。
  13. A novel distribution network optimal control approach for load balancing is presented based on the simplified model of distribution system, in which tie switches are regarded as critical elements. the two feeder lines connected with a tie switch are regarded as a feeder couple. load balancing ratios of feeder couples and total distribution network are defined and be used as indice of network reconfiguration, respectively

    提出一種以聯絡開關為核心的用於負荷均衡化的配電網路優化控制方法，將每個聯絡開關對應的兩條饋線看作饋線偶，定義了饋線偶和配電網的負荷均衡率，並以此作為網路優化的評價函數，這樣配電網路重構過程就由若干饋線偶內負荷均衡化過程組成，在此基礎上發展了以負荷均衡化和降低線損為目標的配電網優化方法。
  14. First of all, the data system in the article is discussed and the goal function used to optimize the agricultural structure and the inhabitable condition are offered. then according to the characteristic of agricultural data system the logical structure of data bazaar in the data warehouse in the system is designed and the program for drawing out the data for data warehouse are offered. and we use the analysis services in sql server 2000 to design the multi - dimension data volume, which laid the groundwork for the later olap and data mining, we make use of the technique of mining the association rules to discover the rules in the data which are processed in a certain extent

    本文首先探討了該系統中的數據指標體系，給出了相應的優化農業結構使用的目標函數和約束條件；然後根據農業數據的特點，設計了該系統中的數據倉庫中的數據集市的邏輯結構，給出了相應的數據倉庫數據的抽取程序；利用sqlserver2000中的analysisservices設計了數據倉庫的多維數據集，為後面的聯機分析處理和數據挖掘打好了基礎，並利用關聯規則挖掘技術，對經過一定處理之後的數據進行挖掘；最後選擇windows2000作為網路服務器、 sqlserver2000數據倉庫的服務器、利用microsoftvisualinterdev 、結合asp 、 frontpage 、 photoshop等作為系統開發平臺，設計開發基於intranet的農業結構優化決策支持系統，使得決策支持系統在intranet進一步擴展。
  15. Based on vibration principle, the paper establishes dynamics analysis model of output shaft with elastic support, according to fourer series spread principle of periodic function, the dynamic response formula is derived by separating complex vibration force into sum of many simple harmonic excitation function of whole number times frequency relations. the result shows that response of both sides support is synchronous when load distribution non - uniform coefficient is 1

    依據振動理論建立了具有彈性支撐的輸出軸的動力學分析模型，根據周期函數的傅里葉級數展開原理，將復雜的激振力分解成為多個頻率成整倍數關系的簡諧激勵函數，導出了動態響應表達式，結果表明，當載荷分配不均勻系數為1 . 0時的輸出軸兩端支撐同步。
  16. By use of the relationships between the hermite polynomial and the laguerre polynomial, the eigenequations of one - dimensional harmonic oscillator and hydrogen atom are conversed into the same equations in form. therefore the relationships between energy levels and wave functions of one - dimensional harmonic oscillator and hydrogen atom are found. through the coordinates transform, the relationships between energy levels and wave functions of two - dimensional harmonic oscillator and hydrogen atom are found

    首先綜述了諧振子與氫原子的基本理論的研究現狀，並在此基礎上對諧振子與氫原子的關系展開了研究，通過厄密特方程與拉蓋爾方程的相互轉化，將一維諧振子與一維氫原子的本徵值方程轉化為相同形式的方程，從而比較得出它們能量及波函數間的關系，並通過坐標變換將直角坐標系下二維氫原子的本徵值方程轉化成與曲線坐標系下二維諧振子的本徵值方程相同的形式，從而得出二維氫原子與二維諧振子的能量及波函數的關系。
  17. The paper point out that the most important risk is the redeem risk in the management of the open - ended fund, so the fund manager can reply on the management of redeem risk to the liquidity risk. according to the specialty management in the liquidity risk of the open - ended fund, there are three aspects : the first is that the fund holder structure problem ; the second is the restriction of the fund investment object and the problem assets assignment

    然後利用我國開放式基金的數據，通過granger因果關系檢驗得出了股票指數對開放式基金贖回風險有顯著影響的結論;由此構建出開放式基金的贖回資金量函數和流入資金量函數，並且得出相應的留存現金的決策模型和應對贖回風險的策略，並指出基金經理可以通過資產和負債兩個角度來對開放式基金進行流動性風險的管理。
  18. The model of this paper explores the links between the following factors and the credit rationing in china. the change of banks " attitude to credit risk may lead to credit rationing ; banks give much more emphasis on the trade cost and the payable value of collateral, which may give rise to credit rationing ; the decreasing of asset price during economic stagnation produces credit rationing ; the bias of banks " objective function from the maximization of profit and the transformation of the function relating to the reform of the financial system cause credit rationing ; if different parts of the whole markets are not integrated, the credit in the part with low capital return ratio will be rationed. during economic recession, banks tend to ration the credit in the high - risk market ; the removing of interest ceiling will narrow down the interest spread of deposit and credit at least during a period, which may strengthen credit rationing ; meanwhile, the vulnerable borrowers, including small and middle - sized enterprises, will get more credit from banks even though they have to pay a higher interest rate

    論文的模型探討了下列因素和中國信貸配給現象之間的聯系：商業銀行對信貸風險的態度變化，在辨別和控制信貸風險上開始投入大量的成本，這一過程會導致信貸配給；商業銀行對與法治環境相關的交易成本和抵押品清償價值的日漸關注會導致信貸配給；宏觀經濟緊縮時期資產價格下降會導致信貸配給；商業銀行經營目標函數偏離利潤最大化，近幾年金融業改革過程使商業銀行目標函數發生變化，這一變化過程可能導致信貸配給；在市場分化的條件下，收益水平低的市場會遭受信貸配給；在經濟下滑時期，商業銀行尤其會對高風險市場配給信貸；利率市場化使商業銀行的存貸利差至少在一段時間內縮窄，利差縮窄可能加重信貸配給的程度：在利率市場化條件下，弱勢借款者，包括中小企業，遭受信貸配給的程度可能得到緩解，但支付的貸款利率水平將會升高。
  19. Secondly, the electromagnetic fields between the inner and outer boundaries are expressed in terms of infinite series with spherical vector wave functions using the relations between the spheroidal vector wave functions and spherical ones

    然後根據橢球矢量波函數與球矢量波函數的關系，把兩層橢球之間的電磁場表示為球矢量波函數的級數形式，由球矢量波函數的正交性，進一步建立各展開系數之間的關系。
  20. Based on the strategy, the accessing functions for all entity types for relational databases are developed. used by the functions, the software can handle the persistency of product data in relational databases. examples show the validity of the research

    基於這種訪問策略，開發了各種類型實體的關系數據庫訪問介面函數，實現了利用這些訪問介面函數對關系數據庫系統中的產品數據進行添加、刪除、修改和查詢等操作。
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