相位調制指數 的英文怎麼說

中文拼音 [xiāngwèidiàozhìzhǐshǔ]
相位調制指數 英文
phase modulation index
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 相位 : phase position; phase
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out

    通過對加速度模糊函數的形態分析也指明了針對線性調頻信號的二次相位匹配處理（ chirp - fourier變換）在應用到制導雷達信號處理中所存在的缺陷。
  2. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  3. 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指電容結構，採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件，具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算，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數;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術;對敏感晶元內部的c - v介面電路進行了原理設計與分析，利用差動測量技術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。
  4. It includes : dynamic show of technics flow, real time data acquirement and show, history data save and print, fault alarm, etc. the plc control system mainly accomplishes the wastewater technics flow control, harmonizes the logical relationship among local intelligent control instruments and transmits the state of each local equipment to the industrial computer simultaneously, the plc control station receives the control commands from the industrial computer ; the local intelligent units take charge of the correlated parameters measure, disposal and control, and it will transmit the related parameters to the computer, etc. in this thesis, introduced municipal wastewater treatment technics, the integrated application program development of computer, the design method of plc control station, the communication between plc control system and computer, and the network of wastewater treatment with profibus - dp was also discussed

    上位計算機主要實現遠程監測和管理功能，具體包括:工藝流程動態顯示、實時數據獲得及顯示、歷史數據存儲與列印、故障報警等功能plc控制系統主要完成工藝流程式控制制以及協調現場各智能儀表之間的邏輯關系，將現場各設備的運行狀態通過通訊網路傳輸到上位計算機，並接收上位計算機的控制指令;現場各智能儀表單元負責各相關參數的監測和處理、控制，並將有關參數送往上位監控計算機進行處理、保存等。本文以莎車污水處理項目為例，介紹了城市污水處理工藝、上位監控計算機的綜合應用程序開發、城市污水處理自動控制系統plc控制站的設計和採用profibus系列中廣泛應用於現場設備的profibus - dp總線。
  5. Based on the questionnaires and interviews, the writer collects and analyzes the related job information and data of no. 1 production department, and makes a systematic analysis on some jobs, which is strongly connected with production and embodies the features of process - production production and " three - high " of hongta group, and accordingly makes job descriptions to select proper candidate for the job

    並指出各工作崗位的工作目標和工作內容應緊緊圍繞部門所要完成的工作任務；作者通過問卷調查和面談法收集、整理了生產一部相關職務信息和數據，在此基礎上，根據紅塔集團流程型生產和「三高」的特點，理論結合實際地選取與生產息息相關的部分職務進行了系統的分析，編制了選定職務的職務說明書。
  6. On base of studying domestic and foreign theories and methods for evaluations of st achievements, this thesis analyze 10 methods for evaluations of st achievements, such as application frequency statistics, delphi, literature research and application relevance analysis, etc. by studying and analyzing the work of technology planning bureau, transport ministry between 1991 and 2000, and the evaluation items for the achievement identification, acceptance and check - up which were taken by transportation technology department, the author come up with some methods, which are scientific, standard and quantified, for evaluating transportation st, that is, in accordance with the transportation st achievement management and achievement precise database within eighth five and ninth five, and with the statistic analysis such as research contents, professional classification, intensity input, achievement characteristics, field distribution, characteristics of department undertaken, st talents characteristics, award inf ormation, characteristics and regularity of transportation st achievements, problems that are still existed and countermeasure are forwarded ; according to the requirement of evaluations system of the transportation st achievement, the principle and methods for the system designation are given, and the constitution of the system are provided ; in order to improving the scientific organization and management of our national transportation st achievements, many subjects are under discussion, including institution for evaluation of st achievement, valuation organization, standard for evaluation technology, database for consulting transportation experts and how to simplify the procedure of transportation st achievement, etc.

    本論文在對國內外科技成果評價理論、方法廣泛調查基礎上，研究分析了諸如應用頻次統計法、德爾菲（ delphi ）法、文獻調研法、應用相關分析法等10種科技成果評價的方法，通過對1991至2000年交通部科技計劃所實施情況，由交通科技主管部門組織進行了成果鑒定、驗收和評審等成果評價的項目的分析，提出了本人對交通行業對科技成果進行科學、規范和定量地評價的方法，即：在建立「八五」 、 「九五」交通科技成果管理及成果簡要數據庫的基礎上，通過對研究內容、專業分類、投入強度、成果屬性、地域分佈、承擔單位屬性、科研人員屬性和獲獎情況等諸多方面進行統計分析，研究了交通科技成果的特點和規律，提出了存在的問題和對策；從建立交通科技成果評價指標體系的要求上，具體提出了交通科技成果評價指標體系設計原則與方法探討了交通行業科技成果評價指標體系的構成及權重確立等問題；從加強我國交通行業科技成果評價的科學化組織與管理出發，探討了如何建立科技成果評價制度、評價機構、統一的評價技術標準和交通行業專家咨詢數據庫以及如何簡化交通科技成果評審形式等問題。
  7. The system is based on chopper constant current drive technique, according to the top level design idea, adopting advanced specical subdivision control integrate circuit and powerful function 80c196kc to organize the system frame, desiging the minimum system of single - chip microcomputer, multifunction i / o interface circuit, relay switch circuit, keyboard and display circuit, multifunction digital setting interface circuit and so on, utilizing the hso and hsi interface circuit which are owned by this single - chip microcomputer exclusively and its powerful command system to realize dual - degree switch control, automation orientation, automatically searching zero position, locking machine when stopping, frequency to set digitally, automatically adjusting speed through changing frequency, swithing subdivision or squarewave control, on the basis of above, the system also have the function of running according to the setting steps and the frequency, voltage and current to display through the led, etc

    系統基於斬波恆流驅動技術，按照頂層設計思想，採用先進的專用細分控制電路和功能強大的80c196kc單片機來組建系統構架，設計了單片機最小系統、多功能i o介面電路、繼電器切換電路、鍵盤顯示電路和多功能數字設定介面電路等，利用該單片機獨有的hso和hsi介面及其強大的指令系統，實現了雙余度混合式步進電動機的余度切換控制、自動定位、零位自動搜索、停機鎖定、數字化頻率設定、自動調頻變速控制、細分方波切換控制，在此基礎上，該系統還設有按預置步運行、 led頻率電壓相電流顯示等功能。
  8. Moreover, the thesis analyses the necessity and scientificity of classifying the staff to knowledge worker and non - knowledge worker from the character of this two kinds of staff, and the existing theory localization of job stress and management. secondly, researches the knowledge worker and non - knowledge worker, obtains the new data by questionnaire, analyses the job stressor of these two kinds of stuff in china organization and the character of their pressure reaction, compares the differences of their apperception to the job stressor and the reaction to pressure provocation by analyses of correlation and analyses of regression. thirdly, according to the result of demonstration research, analyzes the character of job stress of the knowledge worker and non - knowledge worke, indicates the primary and subordinate work pressure of these two kinds of staff presently in our country 。 fourthly, aiming at the character of work pressure of these two kinds of staff, brings forward the principles of pressure management on organization lay, and the prompting management strategy in order to forming positive pressure as well as the controlling management strategy in order to preventing or removing or minishing negative pressure

    具體的研究工作如下:一、概述了知識員工、非知識員工以及工作壓力的相關理論，並從知識員工與非知識員工的工作特徵和現有的工作壓力及管理理論的局限性入手，分析了在我國工作壓力及管理領域中，將員工分為知識型與非知識型兩大類來進行研究的必要性和科學性;二、以我國企、事業單位中的知識員工與非知識員工為調查對象，通過問卷方式獲取新鮮數據，並通過數理統計方法分析目前我國這兩類員工群體所面臨的壓力源及其壓力反應的特點，通過相關分析和回歸分析比較他們對工作壓力源的感知、對壓力刺激的反應的差異;三、根據實證研究結果，分析知識員工與非知識員工的工作壓力特點，分別指出目前我國組織中這兩類員工所承擔的主要、次要工作壓力;四、針對這兩類員工的工作壓力特點，從組織層面提出了壓力管理的原則、旨在形成積極壓力的激勵管理策略，以及能起到預防、消除或者減小消極工作壓力作用的控制管理策略。
  9. " misalignment error ", which is caused by misalignment during null test adjustment, together with fabrication errors is shown in test results, and it is important to separate these two errors so that the test results can be used in ccos process. asic software is developed for eliminating nonlinear error and separating misalignment error, and a high accuracy, suitable format data file is generated by asic for further analysis for ccos process

    在非球面測量技術方面，主要針對零位補償檢驗過程中測量坐標的「非線性誤差」的形成原因及其補償演算法由光學調整量引起的測量誤差以及調整量誤差的擬和方法等問題進行了討論，並編制了相應的干涉檢驗數據處理軟體asic ，干涉檢驗結果經分析、處理后能夠滿足ccos的技術要求並指導加工。
  10. The research and developing of gps / gsm vehicles watch and control system based on analyzing gps positioning technology is discussed in this article. this system is a public security prevention and far distance watching control telecommunication management which has adopt the advanced system in the world including gps / gsm, gis and internet. through this system, all the movable objectives covered by gsm net can be kept being watched and controlled from far distance. the gps data of the movable objectives and different kinds of alarm data will be sent back to the service center through gsm or cable. then the center may send the information of movable objectives " gps data and help alarms that have been already classified and identified to the different departments to deal with linking the consumers through ddn, isdn, pstnand adsl. the advantages of this system is that it adopts mature gps technology and combines the movable telecommunication net - gsm provided by china telecommunicate trades throughout the nation and it can get voice information everywhere. by utilizing internet, vbandsql server computer technology, watch and control center and far distance terminals can aim at how to increase vehicles operating efficiency, decrease wear, promote service quality and build a concentrated system of watch and control, deploy and cammand, scientific management, coordinate and process, and safety in the professions relevant with transfortation of the city

    移動目標的gps數據及各類報警數據通過gsm網路及電信有線網路傳回監控服務中心。該中心可通過ddn 、 isdn 、 pstn或adsl等方式與用戶相聯，將移動目標的gps定位信息，求救信息，報警等信息進行分類確認后，實時傳送到相應的職能部門進行處理。本系統的優點在於利用了成熟的gps全球衛星定位技術，並結合了我國電信行業在全國所開通的gsm移動通訊網路，在話音上實現了全國漫遊等特點，在監控中心和遠程用戶終端利用網際網路技術、 vb數據庫管理系統、 sqlserver分散式數據庫管理系統等計算機技術，可針對城市中與交通有關的各行各業如何提高車輛使用效率，降低損耗，提高服務質量，建立集監控、調度指揮、科學管理、協調運營、安全防範為一體的指揮控制體系，發揮其不可替代的作用。
  11. After analyzing the two roi coding methods of jpeg2000 standard, their shortcoming is pointed out, and then a novel roi image coding method with utilizing information hiding technique is proposed. in this scheme, some coded information of the background is embedded into the redundant bits of the roi coefficients. the relative quality of rois and background can be adjusted by changing the quantity of embedded information

    感興趣區編碼是jpeg2000標準所提供的一項重要特性，本文對標準中規定的兩種感興趣區編碼方法進行了分析，指出其不足之處，而後創造性地提出利用信息隱藏技術來對其進行補充，將部分背景區的編碼信息隱藏在感興趣區系數的冗餘位，通過控制嵌入量可以調節感興趣區和背景區的相對質量。
  12. At first, a method for controlling chaos is studied, which is based on phase switching modulation. the n - scroll chua ' s circuit is controlled to its fixed point as well as periodic orbits by using switching modulation on one its phase. its mechanism of control is analysed using the change of the max lyapunov exponent when the system is controlled

    首先，通過對多渦卷蔡氏電路中非線性特性函數的相位進行開關調制，把多渦卷蔡氏電路由混沌狀態控制到其平衡態和周期軌道，並用控制后系統的最大lyapunov指數隨時間的轉變闡述了其控制機制。
  13. The industrial computer mainly implements the functions of long - range supervision and management it includes : dynamic show of technics flow, real time data acquirement and show, history data save and print, fault alarm, etc ; the plc control system mainly accomplishes the wastewater technics flow control, harmonizes the logical relationship among local intelligent control instruments and transmits the state of each local equipment to the industrial computer, simultaneously, the plc control station receives the control commands from the industrial computer ; the local intelligent units take charge of the correlated parameters " measure > disposal and control, and it will transmit the related parameters to the computer, etc. in this thesis, introduced municipal wastewater treatment technics, the integrated application program development of computer, the design method of plc control station, the communication between plc control system and computer, and the network of wastewater treatment with industrial ethernet was also discussed

    上位計算機主要實現遠程監測和管理功能，具體包括：工藝流程動態顯示、實時數據獲得及顯示、歷史數據存儲與列印、故障報警等功能； plc控制系統主要完成工藝流程式控制制以及協調現場各智能儀表之間的邏輯關系，將現場各設備的運行狀態通過通訊網路傳輸到上位計算機，並接收上位計算機的控制指令；現場各智能儀表單元負責各相關參數的監測和處理、控制，並將有關參數送往上位監控計算機進行處理、保存等。本論文介紹了城市污水處理工藝、上位監控計算機的綜合應用程序開發、城市污水處理自動控制系統plc控制站的設計和採用工業以太網技術的污水處理通信網路。
  14. In the second part, the necessity of employing differential demodulation in rapid changing channel was explained, performance of multiple symbol detection of mdpsk and decision feed back multiple symbol detection were analyzed. then we present a new differential demodulation algorithm. the decision data is used to recover the carry phase. given the same observation intervals, this demodulation algorithm has almost the same performance, but the receiver is much more simplified

    第二章首先指出了通道參數變化劇烈的情況下，採用差分解調的必要性；分析了多碼元差分解調和數據判決反饋解調演算法的性能和抑制噪聲的能力；在此基礎上提出了一種新的差分解調方案：利用判決數據輔助進行載波恢復，即在判決數據的輔助下，採用fir （ finantimpounsrespouns ）結構對載波相位進行預測的一種演算法，精心設計了該演算法的實現結構。
  15. The problem of lack parking space hinders the grow of the city. so it ’ s important operation significance to study and improve the guide line of parking space for buildings in major urban districts of chongqing. this article analyzes the development of public traffic and status quo of urban parking in china oanalyzes and studys the policies of urban parking and the experiences of establishing indicator system in and out of china, conbines the returns of the system planning of chongqing, the traffic development strategy of chongqing, the integrating traffic planning in major urban districts of chongqing, analyzes and demonstrates deeply the status quo of urban parking and existed problems on sample survey, then founds the predicting model of parking demand and the model of growth rate of parking demand

    本文通過對我國城市交通的發展、城市停車狀況的分析和對國內外城市停車政策和指標體系制定經驗的分析研究，結合重慶市總體規劃、重慶市交通發展戰略和重慶市主城區綜合交通規劃等研究成果，在抽樣調查的基礎上，對重慶市主城區停車現狀及存在問題進行了深入的分析論證，建立了建築物停車需求預測模型和停車需求增長率模型，提出了重慶市停車發展戰略，制定了具有可操作性的主城區停車配建指標體系，細化了建築物分類標準及基數單位，並提出了實施相關停車政策的建議。
  16. Two illustrative examples, a duffing oscillator subject to a harmonic parametric control and a driven murali - lakshmanan - chua ( mlc ) circuit imposed with a weak harmonic control, are presented here to show that the random phase plays a decisive role for control function. the method for computing the top lyapunov exponent is based on khasminskii ' s formulation for linearized systems. then, the obtained results are further verified by the poincare map analysis on dynamical behavior of the system, such as stability, bifurcation and chaos

    通過兩個實例，即一類參激激勵作用下的duffing系統和一類murali - lakshmanan - chua （ mlc ）電路，考察隨機相位在非反饋混沌控制中的影響與作用，利用最大lyapunov指數和poincare截面分析法證實了隨機相位確實可以用來調節系統的混沌行為，即一個小的隨機相位的擾動可能導致系統從有序轉變為無序，也可能使得系統從無序轉變為有序。
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