負定系統 的英文怎麼說

中文拼音 [dìngtǒng]
負定系統 英文
under-determined system
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : 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...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. I ' m responsible for writing computer programs : developing block diagrams , utilizing available software and operation systems , and coding machine instructions ; originating block digrams , working from outlines of proposed systems ; developing file sizes , programming specifications ; determing appropriate use of tape or disk files , printer , etc

    責編制計算機程序:編制部件圖;運用現有軟體和操作編制機器指令;根據所用的略圖自編部件圖;編制磁卡規格和程序規格;決使用合適的磁盤、磁卡、印表機等等。
  2. The paper mainly consider the followings : the performance parameter determination of cryopump, heat load determination and heat transfer of large cryopanel, reasonable distribution of heat load, the condition for construct steady flow in small vertical circle pipeline, balance condition for gas and liquid two - phase flow in the connection pipe between cryopanel and dewar, the safety of cryopump

    文中探討了低溫泵性能參數的確;大抽速低溫抽氣面的熱載的確及合理分配;冷凝面上豎直圓管內受熱建立穩流動的條件;冷凝面與杜瓦間的連接管道內氣液「雙相流動」的平衡條件;低溫泵運行的安全問題。
  3. In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order

    在演算法設計過程中,採用牛頓拉夫遜法進行潮流計算得到潮流分佈,利用圖論原理中的路徑搜索演算法確了發電機對荷的供電路徑,此外為了提高潮流跟蹤的計算效率,利用了支路消去法進行節點順序的優化。
  4. For the long term operation, the growth rate of temperature is higher than that of average temperature of the soil, the system analysis should therefore be implemented from the viewpoint of both energy equilibrium and heat barrier in order to ensure the whole stability and reliability

    長期運行中,熱屏障帶的溫度增長速率要高於土壤平均溫度的增長,建議從荷平衡和熱屏障兩個角度進行分析,以保證地源熱泵可靠的運行。
  5. Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system

    雙恆運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義
  6. And without the hkma operating the clearing system, any negative interest rates would have had to be promulgated through rules made by the hong kong association of banks

    再者,由於結算不是由金管局營運,即使推行利率也必須透過香港銀行公會制規則來實施。
  7. In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 , and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory

    由直流脈寬調速( pwm )和位置環構成的中,速度環的參數隨載特性;電網電壓;給工況而攝動是不容忽視的.作者通過辨識建模也證實了這一事實1 , 2 .因此在設計位置環的離散滑模控制時,必須針對速度環(即位置環的控制對象)的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ,以確保在參數攝動時的穩性和快速、無超調、準確位的優良動態品質.為剖析該設計方法的控制效果,本文作了對比性研究,並將該設計方法用於工業試驗中,取得了滿意的結果
  8. A dynamic hierarchical description method for workflow is presented. the method provides a dynamic hierarchical way to define a workflow with non - determinate or dynamic factors. with this method, the main process defined at build - time can be reified and extended by the principle of the sub - organizations at either the build - time or the run - time. to ensure the consistency and integrity of the description, a series of constraint rules are also discussed to realize seamless integration between a decomposed process and its original one. this approach supports the description of unpredictable uncertainties, the dynamic hierarchy of business process, and the dynamic modification of enterprise organizations, and all of these improve the flexibility and extendability of workflow management systems dramatically

    為支持流程中不確性因素和動態因素的描述,提出了柔性工作流的動態層次描述方法,使得流程設計人員在流程義階段義的主流程可以在任意時刻由子組織的責人進行細化和擴充.為保證動態層次描述的正確性和完整性,討論了動態層次描述的一列約束規則,確保分解后的流程與原有流程實現無縫銜接.該描述方法支持對不可預知的非確性因素的描述,支持業務流程的動態層次描述以及組織機構的變化,極大地增加了工作流管理的柔性和可擴展性
  9. Client supplies complete graphic user interface, accomplishing the management of jobflow and system ; communication agent accomplishes complete communication between client and server by tcp / ip network communication protocol and platform independent data communication protocol ; server supplies full support of jobflow, the superstratum are the jobflow definition subsystem and jnwengine, which are responsible for the definition and execution of jobflow ; the understratum is the network queue system, which realized the schedule and execution of job, thus all kinds of sources in computer network system can be utilized in order to improve execution efficiency and reduce job cost

    客戶端提供完全的gui用戶界面,完成用戶對作業流的管理及對的管理功能;通訊代理採用tcp ip網路通信協議以及與平臺無關的數據通訊協議來實現客戶與服務器之間的完全通訊;服務器端提供對作業流的全面支持,上層由作業流義子和作業流引擎責完成對作業流的義與執行,底層使用網路隊列( nqs )來實現對作業的調度與執行,使用戶能夠最大限度地利用計算機網路中的各種資源,以提高執行效率、降低作業成本。
  10. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速整體數學模型,模擬的低頻振蕩;其次從逆變器-異步電動機能量轉換角度出發,提出通過檢測逆變器輸入電流中電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判是否出現低頻振蕩;最後的實驗結果驗證了低頻振蕩建模和判據的實用性和正確性。
  11. Under - determined system

    負定系統
  12. The results show that, when and 02 are in various intervals, the trajectories for systems ( i ) are either ultimately periodic or convergent to an equilibrium. the difference between system ( i ) and system ( ii ) only lies on the sign of self - feedback coefficient, but their asymptotic behavior of trajectories are much different. for the given initial value, the solutions for system ( ii ) all converge to the certain equilibrium

    結果表明:當_ 1和_ 2在不同的取值范圍內,( )的解或收斂到某一平衡點,或無限逼近於某個周期解,且部分_ 1 , _ 2下的極限環全局穩( )與( )的區別僅在於自反饋數的符號為,但由此其解軌線的極限性態發生了很大的變化,對于確的初值,( )的解均收斂到確的平衡點。
  13. On the base of the fujian power system that has the special configuration of " large power generator with small power system " in 2000, constructs power system models of fujian and fujian interconnected with other parts, does a lot of calculation and analysis and simulation, researches the security mechanism and rule of the fujian special power system interconnected with large power system. the above connection can keep security and stability and can make obvious benefits, but when the transmission power reach to excessive quantity the main power grid will increases interconnected flow - in or flow - out exchange power load. the power operation state tended to instability ; the infirmable interconnection make s the damp infirmable

    本文以2000年前後具有「大機組小電網」特殊結構的福建電力為背景,建立了福建電力及其與外部互聯的數學模型,開展大量的模擬計算分析,研究了「大帆組小電網」電力與大容量電力互聯偏弱的安全穩性的機理和規律:前述互聯可以安全穩運行,取得顯著效益,當傳輸功率達到一量后,主網架增加了送出或吸收互聯交換功率的載,運行狀態向穩性水平有所下降的方向轉移;聯絡偏弱使阻尼偏弱,聯絡線小幅低頻振蕩和大幅低頻振蕩易被激發,聯絡線一旦重載斷開,高周或低調嚴重。
  14. Besides supervising the system, mcu control system takes charge of the display of the current and the arc voltage, the communication with pc and the control of other assistant equipment. the following is the process

    單片機控制除了的總體管理外,在控制上還責給參數的的設置和焊接電流、電壓的顯示以及與pc機的通訊和一些輔助設備都是由它來實現協調控制的。
  15. Load of gear box can be decided by measuring of low speed shaft contort. in mill system of single - pinion drives

    邊緣傳動磨機,可以通過實測低速軸的扭矩來確中減速機的載狀況。
  16. For the exists of false alarm and trying to release the system burden, and for the exist of what we call base - rate fallacy, we try to construct a security adaptation system for the primary ids. the primary ids decide the criticality of the network environment, and give the order on switch the detection policy to the secondary ids

    由於誤報情況的存在和為了減少擔,以及稱之為基率佯繆問題的存在,針對于主ids ,本文構建了一個自適應入侵檢測方法,由主ids決所處的網路環境的惡劣程度,並向從ids下達指令轉變相應的策略。
  17. Ms word, 24kb, composed of independent members, reviews the processes and procedures adopted by the ma in making decisions relating to or affecting the designated systems in which the ma has a legal or beneficial interest, as compared with other systems

    Ms word , 24kb由獨立人士組成,責檢討金融管理專員在作出有關其具有法或實益權益的指的決時,相對其他所採用的程序與步驟是否一致。
  18. A process review committee, composed of independent members, was established on 1 december 2004 to review processes and procedures adopted by the monetary authority in applying standards set under the csso to systems in which the hkma has a legal or beneficial interest

    此外,由獨立人士組成的程序覆檢委員會已於2004年12月1日成立,責檢討金融管理專員對金管局具有法或實益權益的指施加該條例所規的標準時所採用的程序與步驟。
  19. Especially in electrical railway, because of tractor locomotives " to and fro and particularity of electrical load, it is always hard to superpose multi - tractors " harmonics currents

    具體到電氣化鐵路運輸方面,由於牽引機車的往復和電氣荷的特殊性,對多機車諧波電流的疊加一直是一個難以確的課題。
  20. In accordance with the practical situation of ben - gang water supply systems, this thesis find out the problem in the operation. the research contents include three aspects which are short - term load forecasting and decision of optimum operation scheme and the renewal of equipment in water supply systems. the firstly discusses the short - term water consumption problem with three models : grey forecasting model, artificial neural network model and modified artificial neural network model, it is very valuable that the modified artificial neural network model

    本文根據本鋼供水的實際狀況,找出了本鋼供水運行中存在的不足,進而提出了相應的改進措施。主要內容包括供水短期荷預測,確最優調度方案和設備更新與設備投資問題。在預測部分運用灰色預測方法, bp神經網路方法和改進的神經網路方法進行用水量預測,並進行比較分析,重點提出用遺傳演算法進行神經網路權優化的改進演算法。
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