簡單算術指數 的英文怎麼說

中文拼音 [jiǎndānsuànshùzhǐshǔ]
簡單算術指數 英文
simple arithmetic index number
  • : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
  • : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 簡單 : 1 (不復雜) simple; uncomplicated; plain; simplicity 2 (平凡 多用否定式) commonplace; ordinary...
  • 算術 : arithmetic figure; arithmetic
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. 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,出這些模型各自的優缺點:第二章描述了人工智慧技,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,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:第三章對樣本據進行處理,包括異常據的剔除、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,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,出本文所構造系統存在的不足以及對將來的展望。
  2. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉電容結構,採用體硅微機械工藝製作的高深寬比叉電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路等優點;對設計的敏感元件結構參進行了計,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。
  3. This paper combines the application and research of cellular manufacturing resource management system in high - efficient numerical control machining technique research of commission of science technology and industry for national defense and demonstration project research of chengdu aerocraft corporation, studies and practice the management of workshop ' s resource management which according to mrp hand jit " s thoughts and the characteristic of manufacturing execution system to meet advanced management concept ; have realized the computer - assisted management of the measuring tool, cutter, fixture and material in numerical control manufacturing center of chengdu aerocraft corporation, have introduced some manage method, concept and the management thought in production planning and controlling management, stock management and cost management ; makes the information of cost manage department, technology department and resource management department can be shared and integrated with each other, have guaranteed the production of numerical control manufacturing center of chengdu aerocraft corporation can go on by order ; this paper is taking the management of cutter as a sample, have studied the major working process and the realistic demand of resource management in the environment of numerical control ; have established systematic function model and information model with the method of idefo, idef1x ; under the support of intranet, with the method of joint application and development, combines advanced management theory and reality, using mature software development tool, this paper have developed the computer - aided manufacturing resource management software under the pattern of c / s

    本文結合國防科工委「高效控加工技研究?成飛示範工程」課題中元化製造資源管理系統的研究與應用,從車間層開始圍繞製造資源計劃( mrp )和準時制生產( justintime ,稱jit )的需求並結合製造執行系統( manufacturingexecutionsystem )的特點對車間資源的管理作了一定的研究和探討,並付諸實踐,以適應先進的管理理念;實現了成飛控加工中心刀具、量具、工裝、物料等製造資源的計機輔助管理,介紹了一些計劃與調度管理、庫存管理、成本管理的管理思想、理念及方法,完成了與車間生產調度部門、工藝部門、經營管理部門的信息共享和集成,從製造資源的角度保證了成飛控加工中心的生產能有序、受控的進行;對今後的車間層製造資源管理探索出了一條切實可行的解決途徑。本文以刀具管理為例,研究了高效控環境下製造資源管理的現實需求及主要的工作流程;採用idefo 、 idef1x方法建立了系統的功能模型和信息模型;並在車間局域網的支持下,採用聯合應用開發( jad )方法(即程序開發人員與最終用戶共同開發系統) ,以先進的管理理論為導,結合生產現場的實際情況,利用成熟的軟體開發工具開發了c s模式下的計機輔助製造資源管理系統軟體。
  4. 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機及信息就地採集、據總線傳輸的方式,充分利用計機和據自動採集方面的技,實現各種參的在線測量,監測標全面,能與dcs系統聯用,具有技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、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、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。
  5. Take the computer as the tool, the use technology economic evaluation method realization highly effective, the accurate decision - making, brings the good economic efficiency for the enterprise. the many kinds of assessment method synthesis application enhance the policy - making efficiency, and cause the decision - making to be more reasonable

    本文主要工作是對計機輔助決策常用的預測模型移動平均法,加權移動平均法,平滑預測法,二次平滑預測法,以及在技經濟評價方法中有關靜態評價法和動態評價法進行了介紹,總結出一些經驗。
  6. This paper is based on the cosco vessel investment decision support system project. firstly, according to the shipping enterprise ' s situation and character, a program suitable to the shipping enterprise is given, which is used to help decision - maker analyze the economical effect of the investment and choose correct investment project. secondly, the author extends the use of the evaluation method of single ship investment, simplifys the calculation of revenue and cost, set up the multi - objective synthesis evaluation model of ship investment to evaluate ship investment considering the fleet as a whole, then to make decisions on vessel type jtonnage, number, financing pattern ; finally, the author analyzes the system, and designs the system, mainly including the design of operation database, design of decision support database, the design of models database, system interface, the style of the system, and analyzes the techni cal problems about the system, some functions has been put into use

    以輔助或支持企業的決策者分析投資的經濟效果,選擇投資方向及決策方案,使決策的結果更能滿足航運企業發展的實際需要,作出科學的決策;其次,本文將船投資決策的技經濟評價方法進行推廣,在計npv標中涉及到的復雜的成本與收入計問題進行化,並利用運籌學的知識,建立船舶投資決策模型,從船隊整體角度對船舶投資進行綜合評價,以達到對船隊中投入船舶種類、船舶噸位、量與融資方式選擇的多維決策;最後,本文對船舶投資決策支持系統進行了詳細的系統分析,作出整體框架設計,主要包括操作據庫設計、 dss據庫設計、模型庫設計和系統介面、系統風格設計,並對系統開發中涉及到的技問題予以分析,並實現了部分功能。
  7. The rayleigh - ritz method is used to lead to analytical expressions for the stiffness and mass matrices and load vector as well as their sensitivities, which uses the simple polynomials to define assumed displacement functions, geometry and construction of wing structures. excluding some selected terms from the displacement functions or using stiff springs at the specified locations imposes boundary conditions. the accuracy of calculated results is improved by including transverse shear effects and using multiple sets of ritz functions in the analysis

    它使用多項式作為ritz基函、定義翼面的幾何和結構參,利用rayleigh - ritz方法導出翼面結構的剛度矩陣、質量矩陣和載荷向量及其靈敏度的解析表達式,通過排除位移函中某些選定的項或在定點使用約束彈簧施加各種邊界條件,考慮橫向剪切變形和使用多組ritz基函改進分析的質量,使用等效蒙皮和等效夾芯技提高計效率。
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