線路復線系數 的英文怎麼說

中文拼音 [xiànlùfùxiànxìshǔ]
線路復線系數 英文
line oerlafactor
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 復 : Ⅰ形容詞1 （重復） repeated; double; duplicate 2 （繁復） complex; compound Ⅱ動詞1 （轉過去或轉過...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The scielltific computational theories and methods on bird strike to the windshield of aircraft have been systematically studied and summed up in this thesis, such as fem comptltational principles and procedures to elastic dynamic problems under the conditions of small and non - linear finite deformation, 3d viscous elastic constitutive theory and incremelltal expression under the consideration of the rate effect of non - metallic materials like the aircraft windshield, and the numerical compatational principles and key constitutions for impact - contact dynamic subjects

    2 、系統學習並歸納總結了鳥體撞擊風擋結構問題中的科學計算理論與計算方法。按照鳥撞問題數值計算方法逐步深入的思路，系統總結了小變形結構動力學有限元數值計算方法、有限變形的幾何非線性有限元數值計算方法、粘彈性體非線性形變的本構物理關系；對于實施復雜結構有限元動力學計算的載荷增量方法提出了對newmark差分的改進以及進行材料與幾何非線性數值計算的細致步驟。
  2. This simplification principle is the foundation of the following analysis. using the test signal method, a detailed analysis of subsynchronous oscillation for a hvdc system is performed

    （ 3 ）對一個僅含有直流輸電線路的系統，採用復轉矩系數- - - -測試信號法，對其次同步振蕩特性進行了分析。
  3. Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect

    在實際設計實現中，為提高系統軟、硬體整體穩定性和可靠性，使用了以下幾種方法： （ 1 ）低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術； （ 2 ）多層pcb設計，線路板結構緊湊，電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電； （ 3 ）選用表面貼和bga封裝的器件； （ 4 ）按照軟體工程的要求進行系統分析，規劃系統框圖、流程分析、模塊劃分，減小了不同模塊的相關性，從而最大限度避免了錯誤的發生。
  4. There are lots of non - linear systems in the nature. because classical and morden control methods have common limitation : mathematical model of the plant has to be known in advance. but in fact many plants are intricate uncentaintied and time - varying. in addition, they also are non - linear. though there are methods of system identification in control theories, the identification theories and ways of non - linear and time - varying system are not mature and systematic. it is very difficult to carry out effective real - time control. the neural networks can approximate random non - linear relations and study by itself, and it provides new thoughts and new ways for solving these problems

    由於經典和現代控制方法存在一個共同的局限性：就是要求預先知道被控對象的數學模型，但實際上許多對象具有復雜的不確定性和時變性；此外還具有復雜的非線性。雖然在控制理論中有系統辨識的手段，但是對于非線性時變系統尚無成熟的和系統的辨識理論與方法，要實行有效的實時控制就很難了。人工神經元網路有表示任意非線性關系和自學習等能力，給解決這些問題提供了新思想和新方法。
  5. The off - line program system based on cad / cam for dispensing robot is designed on the computer. in the module of trajectory planning, preliminary discussion is done about the shortest loop path and an algorithm of solving this problem is provided ; in the module of back procedure, dda ( digital differential analyzer ) is adopted in line, circle and ellipse interpolation. at last the protocol transferring program data to robot from off - line system is analyzed

    在離線編程的系統的設計中，實現了cad的建模、點膠軌跡的程序示教、工藝參數編輯、軌跡規劃、後置處理等功能，並在規劃模塊中針對平面內不規則排列點進行點膠的軌跡規劃進行了初步探討，採用圖論的方法，給出滿足實際要求且演算法復雜度較小的最短閉合迴路的程序演算法;在離線編程系統的後置處理模塊中，介紹了直線、圓弧、橢圓弧的dda插補方法以及脈沖分配不均勻的改進方法;最後對通信協議的制定進行了分析。
  6. Peripheral devices in embedded systems are often connected to the mcu as memory - mapped i / o devices, using the microcontroller ' s parallel address and data bus. this results in lots of wiring on the pcb ' s to route the address and data lines, not to mention a number of address decoders and glue logic to connect everything

    由於并行總線擴展時連線過多，外圍器件工作方式各異，外圍器件與數據存儲器混合編址等，都給單片機應用系統設計帶來布線復雜，線路板面積大，易引起emi和esd干擾等困難，這在一些比較復雜的應用系統是難以接受的。
  7. There ’ re some shortcomings in the past audio system. firstly, audio channel is connected with an audio cable ; secondly, the installation in multi - room or long distance environment is complex ; thirdly, extra hardware and cable is needed in the management and monitoring of the audio content ; lastly, the audio routing is manually operated or by expensive audio routers, also, the reconfiguration of the audio system is complicated and time - consuming. in comparison with the past audio system, audio and control data can coexist in cat - 5 cable using etheraudio router ; the devices can be separatedly monitored through the ethernet ; audio can be transmitted to single destination or different destination ; audio routing can be easily finished by modifying address

    傳統的音頻系統中，音頻軌道都要與一條音頻電纜相連;多房間、長距離安裝復雜;音頻內容的管理和監控都需要附加硬體設備和電纜;音頻路由需要人工接線或昂貴的音頻路由器，系統的重新配置也是復雜而耗時的過程。 etheraudio音頻路由器可以利用5類線同時傳輸音頻和控制數據;音頻設備可以通過以太網獨立監控;音頻數據可以傳輸到單個或多個目的地;音頻路由可以通過更改地址信息輕易地完成。
  8. Based on chinese tracking and data relay satellite ( ctdrs ) in the future, the antenna pointing control and complex control theory of user satellite are studied deeply in this dissertation, which is funded by the improve item of dept. of astronautic engineering and mechanics ? “ the teaching demonstration of antenna pointing control system in tdrss ”. the main contents of this dissertation are consisted of the following parts : firstly, dynamics equation is derived using lagrange equation for user satellite, so as the kinetics equations of user satellite at the same time are expressed in the form with matrix differential equations that is suitable for attitude control system design and analysis

    本學位論文結合航空宇航科學與技術學科研究生教學基地實驗室建設項目「中繼系統星間鏈路天線指向控制系統教學與演示實驗」 ，以我國跟蹤與數據中繼衛星系統為背景，對某型號用戶星星間鏈路天線指向跟蹤控制和復合控制理論進行深入的研究，研究內容主要包括以下幾個方面: 1 .利用lagrange方程建立了用戶星的動力學方程，同時推導了運動學方程，並將這組動力學方程以矩陣微分方程形式表示，使之適用於姿態控制系統的設計和分析。
  9. Because of radio wave propagating along the ducts with enhanced fields on the order of the free - space field, the problems of the co - channel interference are more complicate for communication systems with the results of intersystem interference and the formation of other system, and therefore affecting the determination of the coordination distances or the optimization of the distribution and separation of delay, and for surveillance system such as radar system the problems can be radar holes or the extensions of detect range

    對于通信電路，它使系統間的相互干擾問題變得復雜，既可能幹擾其他系統又可能形成另外的系統，從而影響系統的有關參數如中繼電路的最佳組合（分佈、間隔）和協調距離，對于探測系統產生的則是雷達空洞、超視距探測等問題。這些問題對相關無線電系統特別是軍事應用系統可能是致命的，因而以波導傳播為代表的反常傳播特性研究受到極大重視。
  10. Secondly, considering the complexity of cement rotary kiln system, we build up the models of this system with the integration techniques of artificial neural network and expert system. the improved ebp neural network algorithm is used in this system

    第二，根據水泥回轉窯系統具有多變量、多迴路、非線性、分佈復雜和經典數學模型難以建立的特點，運用神經網路與專家系統集成技術對預分解窯系統進行了建模與研究。
  11. Based on the above analysis results, the system design is finished. the system design principal is detailed. the system architecture and data transmission proctocal are discussed. in order to transmit multi - channel data simutaneously on the monacable, tdm ( time division multiplexing ) technique is adoped in the system design. a special code is designed for data transmission on the tool - bus, so that the too - bus can both supply power and transmit data

    包括單芯電纜數據傳輸系統的設計思想、結構設計和數據傳輸協議的制定。在單芯電纜數據傳輸系統設計中，採用時分多路復用技術，實現多種參數儀器數據的同時傳輸。在儀器總線上採用特殊的碼進行數據傳輸，使得儀器總線既能供電又能傳輸數據。
  12. Especially, the relay protective settings of transmission line are greatly affected by network parameters and framework changing resulted from operational mode of system and the examining and repairing of equipment. so it makes the calculation of relay protective settings more complicated and the more repeated computation work and lasts more time, while the best plan ca n ' t always be achieved

    尤其輸電線路保護整定值受系統運行方式、設備檢修等導致的網路參數和結構變化影響較大，使得其整定計算更加復雜繁瑣，重復計算工作量非常大，耗時較長，而且還不一定能夠得到最優方案。
  13. Building thermal systems and grain drying systems are nonlinear time - delay coupled thermodynamic processes and considerable difficulty was meet when classical and modern control theories based on accurate mathematical model were used to control these plants. however, fuzzy control theory that can convert specialist knowledge into control rules brings new view for these complex systems control

    建築熱工系統和糧食乾燥系統都是復雜的非線性時滯耦合熱工過程，以精確數學模型為基礎的經典控制方法和現代控制方法對這類系統進行控制時都遇到了較大的困難，而能夠將專家經驗轉化為控制規則的模糊控制理論給這些復雜系統控制問題的解決帶來新的思路。
  14. At the beginning, this paper has some brief dissertation on the basic principle of the dsl and the multimedia data compression, the key technique of sdsl, the transport protocols, and the data transfer system structure based on the twisted - pair. then it gives an analysis of the point - to - point data link protocol ( ppp ) and the real - time transmission protocol in detail, which provide the side - to - side transmission service for audio frequency and video frequency data, and so on based on the these, we developed a multimedia sdsl modem system used to transfer data and phonetic

    本文首先對dsl系統和多媒體數據壓縮技術的基本原理、 sdsl的關鍵技術、傳輸協議以及基於雙絞線的數據傳輸系統的結構進行了簡要的論述，並詳細分析了點到點的數據鏈路協議（ ppp協議）以及實時傳輸協議，其為音頻、視頻等實時數據提供端到端的傳送服務。可以向接收端傳送恢復實時信號必需的定時和順序信息，並向收發雙方和網路運營者提供qos監測手段。
  15. Allocate the principle of the basis of the cubic metre of earth and stone, combine the characteristics of limestone geology of mountain area and ecological environment, we set up the mathematical model of the linear programming, which is suitable for limestone mountain area large system cubic metre of earth and stone of expressway, meanwhile we put forward systematic thinking of treatment and method through the remaining cubic metre of earth and stone after allocating, at the same time, we give the protective measure on abandon soil field and fetch earth field about environmental ; making the discussion on medical treatment of natural river system and underground river system of the slope recover

    根據土石方調配原則，結合石灰巖山區地質和生態環境的特點，建立了適合於石灰巖山區高速公路的大系統土石方調配線性規劃數學模型，同時對通過調配后剩餘的土石方提出了系統的處理思路和方法，並對棄土場提出了系統的環境保護措施;對各種排水設施的設置與自然水系的調治恢復相結合做了初步探討。第三，路塹邊坡環境恢復。邊坡景觀是公路景觀的重要組成部分，是高速公路環境保護研究的主要內容。
  16. The integrated analyzing and sorting toward ids data, the accurate forecasting of the intruders and common visitors etc, all come down to the multiple data conformity disposal. therefore, it is vitally important to develop a perfect nonlinear conformity disposal method. however, some favorable characters of ann can content these ids working demands perfectly, in additon, the capability of nonlinear mapping of ann also make sure that the system can execute simple or complex classification and save the information into the coefficent of connecting power, maintain the network robust and fault toleration. so more and more people alter one after another their working focus to the nonlinear mathematic model based on the ann in order to resolve the complex problems in ids system much better

    入侵檢測工作屬于分類識別問題，其中存在著大量的非線性問題，對入侵檢測資料進行綜合分析與分類，準確判別惡意訪問和正常訪問等都涉及到多資料的整合處理，因此研製理想的非線性整合處理方法是非常必要的，而神經網路由於其內在的對不確定性的學習與適應能力，恰好能滿足入侵檢測工作分類識別的需求，另外神經網路的非線性映射能力也是保證其成功實現各種簡單或復雜分類的主要原因，它將信息分散式存儲于連結權系數中，使網路具有較高的容錯性和魯棒性。
  17. Aerospace series - in - line couplers for use in multiplex data bus systems in accordance with mil - std - 1553b - double in - line couplers - product standard

    航空航天系列.符合mil - std - 1553b規定的多路數據總線系統中使用的串聯耦合器.復式串聯耦合器.產品標準
  18. Aerospace series - in - line couplers for use in multiplex data bus systems in accordance with mil - std - 1553b - part 004 : double in - line couplers - product standard

    航空航天系列.符合mil - std - 1553b的多路數據總線系統中使用的串聯耦合器.第004部分:復式串聯耦合器.產品標準
  19. Line oerlap factor

    線路重復系數
  20. To characterize scale - free network topology more intuitively and profoundly, lorenz curve and gini coefficient which describe income inequality in economics are generalized into complex networks where people in economics are corresponding to nodes in networks and income is corresponding to node degree

    摘要為更深刻直觀地定量刻劃無標度網路的拓撲性質，將經濟學中描述收入分配不均等程度的兩個重要概念：洛倫茨曲線和基尼系數推廣至一般的復雜網路。
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