models of the system 中文意思是什麼
models of the system
解釋
交互系統模型-
The ideals and the operational models of the ecsc set in motion a dramatic transformation of the interactions between the countries of europe and made possible the establishment of a pan - european political system
煤鋼共同體的理想與運作模式，扭轉了歐洲國家間的互動關系，提供了往後政治制度的建立。 -
Models of the solar system ' s early history posit that the frequency of impacts should have tapered off between 4. 5 billion and four billion years ago because most of the planetesimals ? the small rocky bodies that formed from the solar nebula ? were gradually cast out of the inner solar system or absorbed by the outer planets
描述太陽系早期歷史的模式假設，撞擊頻率應該在45 ~ 40億年前趨緩，因為大部份的微行星（由太陽星雲形成的小型石質天體）逐漸被驅逐出內太陽系或被外行星吸收。 -
This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux
本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析，並根據流體力學的有關知識以及有關數據（其中包括設計數據、試驗數據和運行數據） ，建立起了被控對象的平均神經網路模型和執行機構（即pwm調壓器和pcm調流器）的數學模型。在此模型的基礎上，從底吹氬工藝要求和控制系統的實際情況出發，提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略，以實現氬氣流量的精確控制。 -
The paper describes the modeling techniques and main points of the whole vehicle in the virtual proving ground by modeling the finite element models of the body in white, suspension system, tire and nonstructural masses of a business car, and simply verifying the whole vehicle model
摘要通過對某型商務車白車身、懸架系統、輪胎、非結構質量進行有限元模型的建立、聯接裝配，直至完成整車的有限元模型的過程，並對該模型進行簡單的驗證，來說明在汽車虛擬試驗場中整車的建模技術與要點。 -
This paper begin with the concept system and system simulation, treat the landing gear as a system, use the concept of system simulation to establish the mathematical models of the landing gear, and to begin the simulation research
起落架軟體平臺的開發和應用在我國有著廣闊的發展前景。本文的目地是以系統模擬的概念入手，將起落架緩沖系統進行動力學的數學建模和模擬建模。 -
Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created
神經網路控制是智能控制的重要方式之一，它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法（ bp演算法） ，特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次，應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器，作為引入神經網路控制的設計基礎，並建立了系統的模擬模型。 -
With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed
本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上，重新構建了系統級故障診斷的理論基礎，定義了系統級故障診斷測試模型的三值表示；改進了系統級故障診斷的矩陣方法，重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣，由此能直觀、簡便地生成集團和極大獨立點集；補充和完善了各類測試模型的系統級故障診斷的集團演算法，通過定義集團測試邊和絕對故障集，簡化了集團診斷圖，由此能較易地找到所有的相容故障模式，即使不滿足t -可診斷性，大大減少了系統級故障診斷的復雜度，尤其是對強t -可診斷系統；首次分析探討了各類測試模型的方程解決，由此從另一角度能系統地、高效率地求出所有的相容故障模式（ cfp ） ：擴充了系統級故障診斷模擬系統的功能，快速、直觀和隨機地模擬實驗運行環境，進行清晰和正確的診斷，同時提供大量的實驗數據用於理論研究，優化演算法和設計。 -
Based on the general mathematical models of multibody system dynamics such as the kinematics models of multibody dynamical systems, the ordinary differential equation models and the differential algebraic equation models of dynamics, general forms of the sensitivity equations of the systems are deduced by using direct differentiation method and adjoint variable method
基於通用的多體機械繫統運動學數學模型，常微分方程形式的動力學數學模型、微分/代數方程形式的動力學數學模型分別採用直接微分方法、伴隨變量方法推導出了系統的狀態靈敏度方程的通用形式。對于微分/代數形式的數學模型 -
Second, it must follow the principle of maximizing cost effectiveness to choose models of medical security system and to set priority of the system. third, medical security should be combined with public health that focuses on health prevention to fully utilize limited health resources for the best results. fourth, the establishment and promotion of medical security system should be in consistent with development of economy and level of income as well as the state financial ability
完善「一個制度」是指在堅持社會統籌和個人帳戶相結合的原則下，改革和完善現有的城鎮職工基本醫療保險制度，通過逐步擴大覆蓋范圍、合理調整繳費分擔比例、完善統籌基金支付政策、擴展個人帳戶使用范圍，將醫療保障制度與以預防保健為主的公共衛生服務體系緊密結合，逐步形成適應城鎮大多數人群的、多種形式的社會醫療保險制度。 -
The content of this paper is arranged as foll owing : chapter 1 introduces the concept of credit, credit risk and credit assessment, as well as the history and development of credit assessment ; chapter 2 introduces the history of ai technology, and the background of expert system and neural network. characters and disadvantages of expert system and neural network are presented respectively and the necessity of combining expert system and neural network is lightened ; chapter 3 shows the process of dealing with sample data, including the treatment of exceptional data and factor analysis, and puts forward the concrete framework of the mixed - expert credit assessment system ; chapter 4 introduces concept of object - oriented technology, and constructs object model and functional model after analyzing the whole system. it also illustrates the implementation of concrete classes by an example of rule class and the inference algorithm in the form of pseudocode ; chapter 5 introduces the structure of the whole system, the major functional models and their interfaces, and the characteristic of the system is also generalized ; chapter 6 summarizes the whole work, and points out the remaining deficiencies as well as the prospective of this method
本文具體內容安排如下：第一章介紹了信用、信用風險、信用評價的概念，回顧了信用評價的歷史、發展和現狀，並綜合各種信用評價模型，指出這些模型各自的優缺點：第二章簡單描述了人工智慧技術，著重介紹有關專家系統與神經網路的基礎知識，通過總結它們的優缺點，指出結合專家系統與神經網路構造混合型專家系統的必要性；本章還介紹了神經網路子模塊的概念，提出了混合型專家系統的一般框架與設計步驟：第三章對樣本數據進行處理，包括異常數據的剔除、因子分析等，提出了信用評價混合型專家系統的具體框架結構，介紹了系統知識庫的主要部分、基於優先級的正向推理機制的流程、以及基於事實的自動解釋機制的具體實現方法；第四章介紹了面向對象技術，進而採用面向對象對信用評價系統進行分析，建立了對象模型和功能模型，並在此基礎上，採用c + +語言以規則類為例說明系統中具體類的實現，用偽代碼的形式描述了推理的演算法；第五章描述了整個系統的結構，對系統主要功能模塊和界面進行了介紹，並總結系統的特點；第六章總結了全文，指出本文所構造系統存在的不足以及對將來的展望。 -
The transient simulation of power system uses usually simplified models of conduit system and hydro turbine. similarly the simplified models of synchronous generator and power system are used in transient simulation of hydraulic system
電力系統模擬往往採用粗略的輸水系統?水輪機模型，而水力系統模擬則往往採用粗略的同步電機?電力系統模型。 -
In this article, use idef0 and uml separately to build models of the idm system during requirement analysis period, use uml to
在項目的不同開發階段採用適合的建模方法，能加快並優化系統設計，達到預期效果。 -
The arable land classification system can be subdivided tree models : the arable land classification subsystem, the query and analysis subsystem and the dynamic update subsystem. in the first part the author discusses how to construct the arable land classification information system, which emphasizes the formation and the function of the system. the second part is the concrete example of the appliance in the arable land classification system where the process of the arable land classification, the classification data products and its analysis are introduced explicitly
全文分為三部分：第一部分為農用地分等信息系統的構建，著重論述了分等信息系統的構成、功能，可以分為分等子系統、查詢分析子系統和動態更新子系統三個功能模塊；第二部分為實例分析，重點論述了分等子系統在農用地分等工作中的應用、數據成果及其分析；第三部分為農用地分等信息系統的特點及其展望，分析了該系統的特點和不足，提出發展的方向。 -
With the basis of the system of nonlinear equations which is established by minimizing the error quadratic sum of theoretical and actual shaded value of the points on the typical surface, the parameters of the illumination models can be firstly determined by means of the least - square procedure
首先，以典型曲面上各點的理論灰度值與實測灰度值的誤差平方和最小為目標建立非線性方程組，以非線性最小二乘理論為基礎，通過解非線性方程組確定光照模型各個參數值。 -
Software architecture describes the higher layer ' s models of the system, which include components, description of components, interactions and constraints between components and the models of integrating these components
軟體體系結構描述了系統的高層模型，包括創建系統的元素（通常稱為組件） 、組件的描述、組件間的交互和約束以及組件集成的模式。 -
Having set up the models of the system, we discussed further some primary problems of the real - time technology, such as the data processing, the calculation of the flow, the calculation of the loss and the effective measures that can decrease the loss etc. the data processing realized the dynamic subsection interpolation to the original data. through this measure, the data would be more precise and reliable. the calculation of the flow and the loss solved the problems about the real - time calculation of the flow and the loss, showing the characteristics and advantages of the real - time system
其中數據處理演算法實現了對取得的原始數據進行動態分段插值，使得處理后的數據有效的貼近介面數據的原始幾何，較好的反映了系統的運行狀態；潮流計算和損耗計算解決了利用運行數據和系統參數在線計算系統潮流和損耗的問題，反映出實時系統的特點和優勢;降損分析主要探討了較通用的一些技術降損措施，並定量的分析了它們的降損效果和同時採用幾種措施的綜合降損效果。 -
The integrated system combined radiant floor with ground - source heat pump is discussed. the basic theory, various operating and controlling models of the system are described
提出了地源熱泵?輻射地板聯合系統的概念，闡述了該系統基本原理以及運行和控制模式。 -
This dissertation deals with the active vibration control strategy using the embedded piezoceramics as both actuators and sensors. with several ceramics embedded into the composite material structures during the manufacturing process without knowing the structural behavior in advance, this dissertation makes use of a self identification procedure to get the models of the system. apparently, the on - line self identification method enable people to update the models of system
另外本文利用埋入復合材料結構中的壓電傳感器和驅動器對其進行模型識別而得出結構的動力學模型，再將該模型用於控制器的設計，這樣做的好處是如果結構本身或者約束、環境等發生變化后，可以很方便地對結構的模型重新進行在線識別，及時更新控制參數，避免控制失效，而且不需要事先知道結構的其它屬性。 -
The hardware and software models of the system function are introduced
對實現系統功能的軟、硬體模塊進行了介紹。 -
According to meta modeling theory, metamodels of user interface are put forward, and data models of the system are established
依據元建模理論，提出了用戶界面的元模型，建立了本系統的數據模型。
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