電傳機通信 的英文怎麼說

中文拼音 [diànzhuànjītōngxìn]
電傳機通信 英文
teletypewriter communication
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 傳 : 傳名詞1 （解釋經文的著作） commentaries on classics 2 （傳記） biography 3 （敘述歷史故事的作品）...
  • 機 : machineengine
  • 通 : 通量詞（用於動作）
  • 電傳 : telex電傳印表機 teleprinter; telewriter; teletype （writer）; 電傳印表機代碼 teleprinter code; 電傳打字帶 teletype tape
  • 通信 : communication; communicate by letter; correspond
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。
  2. This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms

    本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求，概述了傳統的後勤保障技術的不足，遵循cals的數據共享的理念，提出了航空產品維修保障系統模型，重點研究了互動式電子技術手冊；接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用，重點研究了肌模式和關系模式之間的相互轉換，初步研究了xml和express語言之間的映射關系；然後，提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案，給出了該方案的具體實現流程和詳細的通訊協議，並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。
  3. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  4. Network call signaling protocol for the delivery of time critical services over cable television networks using cable modems

    使用電纜數據機通過電纜電視網傳送時間嚴格的服務用網路呼叫信令協議
  5. To keep the environment people live in, we should restrict or prevent many kinds of pollution, which includes electromagnetic radiation pollution. while we are considering setting up base station or evaluating the electromagnetism pollution of environment, we can measure on the spot. to save time, hard work and cost taken by measuring on spot, it is necessary to calculate and analyze the electromagnetic wave propagation in urban area

    在對現有電磁輻射源（如移動通信基站、廣播電視發射天線等）環境電磁污染狀況進行評估時可以進行實地測試，但是對在建或擬建的輻射源則不可能進行先測試，同時為了避免實地測試的費時、費力和較大的測試費用，通過計算機來計算分析城市環境電波傳播顯得很有必要。
  6. Equipment used to produce such a graph or tracing in facsimile transmission

    傳真電報機傳真通信中用以製作這樣的圖表或映描圖的設備
  7. As the innovative products combined with traditional household appliances and compunication technology, information appliances are the new - style home electric products that are designed for digitalization and network technology entering family more extensively

    作為計算機通信技術與傳統家用電器相結合的創新產品，信息電器是為數字化和網路技術更廣泛深入家庭生活而設計的新型家用電器產品。
  8. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現：激勵源電路部分，由分頻電路和頻率合成電路組成，產生頻率穩定的激勵信號以確保檢測任務的正常進行；傳感器變換電路部分，由放大電路、濾波電路、檢波電路、鑒相電路和數據採集電路組成，主要將電渦流傳感器檢測線圈檢測到的信號變換成只含有被測信息的離散信號，易於后續電路處理；由dsp晶元構成的微處理系統，主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  9. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  10. Considering the requirement of communication network, a local area computer communication system of plc based on usb interface was given after analyzing the application model of plc. then after theoretical analysis and digital simulation, the plc modem and the computer interface models were designed. the design of software about the two models was also finished

    本文首先介紹了電力線通信技術在國內外的研究概況，分析了電力線載波通道的傳輸特性，討論了適合於電力線通信的擴頻載波通信方式，然後結合通信網路的要求，在分析電力線通信應用模式的基礎上，提出了一種基於usb介面的室內計算機電力線通信方案，進行了理論上的分析和數字模擬，設計了電力線modem模塊和計算機介面模塊，編制了相應的軟體程序，並對軟體進行了測試分析。
  11. In this thesis, we realize the web - based rtu in telecontrol system for electrical railway systems by using new techniques of computer, communication, and existing the resources of super - speed fiber optic cable that we have already had. besides, we also realize the multi - receiver of the rtu real - time information and the consistency of the information ; the bottleneck problem of the communication and " information solitary island " can also be solved. improving the consistency and real - time performance of information transmission, sending all kinds of information more accurate, safety and faster to the places where the information is required and receiving permitted, realizing larger scope information sharing are all newly and highly anticipated projects in the area of supervise and control

    最大程度的結合新型計算機通信、網路及軟硬體技術，利用目前已經具備的高速光纜通道資源，實現scada系統被控端基於web方式的廣泛聯網，可以解決rtu信息一發多收、一致性，通信瓶頸及『信息孤島』等問題，提高信息傳輸的實時性和一致性，把各種信息更加準確、安全、快速的送到所有需要並被允許的地方，實現更大范圍的信息共享，是目前監控領域的一個嶄新而又備受關注的課題，本文首先綜述了電氣化鐵道scada （電鐵scada ）系統的三大組成部分：調度端、被控端和通信通道的發展概況，闡述了傳統模式的電鐵遠動系統的弊端所在，接著提出了基於web模式的電鐵scada系統硬體結構設計。
  12. On the hardware part, there are six modular, the power modular, and the iris image capture system, the iris image processing modular, the system memory space, the lcd and keyboard design, and the usb2. 0 interface

    硬體方面由六個模塊組成，分別是電源監控管理及復位、虹膜圖像採集、虹膜圖像處理、系統存儲器、人機交互以及usb2 . 0主機通信數據傳輸介面等。
  13. Then, it analyzed can and canopen application layer, including : real - time characteristics of can, the core of canopen - od, all kinds of communication objects, the allocation of cob - id and some device profiles. and xcanopen was brought forward for implementing of canopen in power line communication. then, on the reference design platform of freescale - agilent, xcanopen ’ s two standard software interfaces, bottom driver and function of communication and network management based on canopen were implemented

    本文詳細分析了低壓電力線通信數據機的結構與工作原理;分析了can協議及其可以保證數據實時可靠傳輸的實質，剖析了應用層協議canopen ，著重解釋了canopen的核心?對象字典od 、各類通訊對象、標識符的分配，以及一些設備子協議（ deviceprofiles ） ，並提出了在電力線通信上實現canopen的解決方案? xcanopen框架;在基於freescale - agilent電力線通信的參考設計平臺上實現了xcanopen的兩個標準軟體介面，電力線通信底層驅動軟體的設計以及基於canopen協議棧的節點通信和網路管理功能，達到了使用canopen協議來實現電力線通信的標準化模塊的目的;最後，在canopen數據通信的實時調度上做了進一步的改進探索研究。
  14. With its smaller volume, lower price and better anti - jamming, singlechip have been widely applied in modern control system operating scene which have been put in collecting data in order to achieve shop floor control. the pic singlechip which is made by microchip co. in the u. s. a, with its risc architecture, high price verse performance ration, high speed, has been working in low voltage, lower power depletion, higer driving power, lower price otp technology and smaller volume, has been represents a new trend in the microprocessors ; as a transmission media, sms ( short message service ) which is a basic service in the gsm network, with its lower price and high reliability, has become important media in people ’ s daily life and trade communication ; led ’ s panel which has been applied in publishing the news and advertising in the enterprise is a control technic, a photoelectricity technic, communications technic, digital - image processing technic all rolled into one

    單片機以其體積小、價格低、抗干擾性好等特點，在現代控制系統中常用在操作現場進行數據採集，以及實現現場控制。 pic單片機系列是美國microchip公司推出的，採用risc結構的高性價比嵌入式控制器，其高速度、低電壓工作，低功耗，強大驅動能力，低價otp技術，體積小巧等都體現了單片微控制器工業的新趨勢;作為信息的傳輸媒體， sms短消息服務是gsm網路的一種基本業務，以其低成本、高可靠性的方便快捷通信方式成為人們日常生活和商業交流的重要載體;集控制技術、光電技術、通信技術、數字圖像處理技術於一體的led電子顯示屏為企事業的信息發布和廣告宣傳提供了廣闊的便利。
  15. By comprehensive application of computer, communication, photo - electricity and sense etc. we shall develop a variety of software relative to the olympics and build the information management system for the olympic competition, develop and adopt the network computer ( nc ) technology and provide a mass, high speed, safe and steady information management platform for the olympics, linking the press information system and provide timely, fast and convenient information service for the sportsman or sportswoman and the olympic working personnel and the public

    通過計算機、通信、光電、傳感等多項技術的綜合應用，開發各類與奧運相關的軟體，建立奧運會比賽信息管理系統;開發應用網路計算機（ nc ）技術，為奧運提供大容量、高速、安全、穩定的信息管理平臺，並與新聞信息系統聯接，為運動員、奧運會服務人員及公眾提供適時、快速、便捷的信息服務。
  16. Because the signal which serial interface output of mcu is ttl logic level, it is essential to transform ttl electrical level to rs - 232 electrical level when the mcu is communicated with pc. in this paper the universal rs232 / 485 electrical level converting circuit board is designed. it can realize data transmission by the two communication level manner

    因為單片機的串列輸出介面輸出的電信號是ttl電平，這樣在和上位機通信時需要通過轉換電路對其電平進行轉換，所以在本課題中設計了通用的rs - 232 485電平轉換電路板，可以實現兩種不同電平的數據傳輸，通過最後的實驗驗證，該電路板能實現所要求的功能，傳輸信號可靠準確。
  17. The communication technology of electric automatic system is discussed. it principally studies the technology of organizing nets, the communication technology of low pressure electric line and the technology of spread spectrum communication. it gives the project that power line carrier and direct sequence spread spectrum communication are combined with automatic dial - up passing modems for daqing automatic reading meter system

    探討了電力自動抄表系統的通信技術，重點研究了組網技術，低壓電力線通信技術，擴頻通信技術，提出了在大慶電力自動抄表系統中利用公眾電話網通過數據機自動撥號、電力載波和無線直接序列擴頻通信相結合的數據傳輸方案。
  18. Because there are some limitations in traditional cmp method, it is necessary to develop new techniques with high work efficiency and polishing quality to meet further growing demand of ic manufacture industry pushed forward by rapid development of micro - electronics, computer, communications and internet technology

    由於傳統的cmp加工方法存在著一定的缺陷，隨著微電子、計算機、通信及網路技術的高速發展對ic製造提出越來越高的要求，這勢必要對cmp加工效率和加工質量提出更高的要求，研究新型的研磨拋光加工方法也成為了必然趨勢。
  19. The creative work to this problem and the work to article are described simply the author introduces the various ways of communication, compares the power line cdrier communication and others, the question of the system ' s designing is put forward, the wfplc35l0 anddle - voltage power line carrier communication system how to work and how to transinit

    本文詳細的介紹了wfplc3510中壓配電載波通信系統的結構、 wfplc - m1中壓配電載波數據機的軟、硬體設計、耦合裝置的設計並提出了一種在工程實際中經常遇到的配電線出現斷點情況下，載波信號跨越斷點傳遞的解決方案。
  20. This new manner of local supervision & control is that using a computer replaces the local supervision & control module by single - chip - computer and background data management system by a computer in the conventional supervision & control syst em of communication power supply. namely it will accomplish data management and data acquisition & control

    它是集採集、控制和較完善管理功能為一體的系統，使用一臺pc機來代替傳統通信電源集中監控系統中的通信局站pc機后臺管理系統和現場單片機監控模塊，即它既實現局站監控系統的監控及管理功能，又實現了前端現場部分的數據採集及控制的功能。
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