電報傳輸電路 的英文怎麼說

中文拼音 [diànbàozhuànshūdiànlù]
電報傳輸電路 英文
telegraph transmission channel
  • 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...
  • 報 : Ⅰ動詞1 （告知; 報告） report; declare; announce 2 （回答） reply; respond; reciprocate 3 （答謝）...
  • 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）...
  • 輸 : Ⅰ動詞1 （運輸; 運送） transport; convey 2 [書面語] （捐獻） contribute money; donate 3 （失敗） l...
  • 路 : 1 （道路） road; way; path 2 （路程） journey; distance 3 （途徑; 門路） way; means 4 （條理） se...
  • 電報 : telegram; cable; telegraph; message
  • 電路 : [訊] circuit （ckt）; electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  1. Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs

    萬能輸入，可與各類傳感器、變送器配合使用，實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出；通過串列通信口，可在上位計算機中實現全部儀表參數的讀寫；還可為兩線制變送器提供24vdc電源； 4位高亮度led數字顯示；對輸入信號有多段折線修正功能可選；一臺儀表最多可配4個報警繼電器輸出、一路變送（或通信）輸出和一路配電輸出。
  2. It realizes the functions of storing and transferring the information of fire alarm, displaying time, scanning keyboards, the safe maintenance of system and so on. the part of wireless communication is controlled by at89c2051 mcu, mainly realizing transmitting and receiving data between controller and other detectors. the external signals received by a wireless module are transmitted to mcu through shaping circuit, and the signals of mcu are transmitted by a wireless module through tone modulation circuit

    人機交互部分以單片機c8051f020為核心，為用戶提供一個良好的操作環境，實現了火災報警信息的存儲及調用、時間的顯示、鍵盤的掃描、系統的安全維護等功能;無線通信部分由單片機at89c2051來控制，主要實現控制器與其它探測裝置之間信號的無線發射和接收，無線通訊模塊接收到的外部信號經過整形電路送入單片機，單片機發出的信號經過音頻調制再由無線通訊模塊發送出去，這樣實現了數據的無線傳輸;本文還從節能的角度出發，兼顧性能的可靠性，提出了一種合理的無線火災報警的信息傳輸模式。
  3. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  4. The forming of signals, such as those employed in telegraph transmission, by the interruption of a direct current or modulation of a carrier between discrete values of some characteristics

    斷開或接通直流電路或者在具有某些特點的離散值之間對載波進行調制而形成信號的過程和方法。如電報傳輸中使用的就是鍵控法。
  5. Telegraph equations, can be looked as cascade connection of two - port network of lumped circuit of transmission line, is a hyperbolic partial differential equations

    傳輸線可以看作集中參數二埠網路的級聯，其數學模型?電報方程是一階雙曲型偏微分方程組。
  6. Alarm systems ; part 5 : requirements for alarm transmission systems ; section 6 : requirements for voice communicator systems using the public switched telephone network

    警報系統.第5部分:警報傳輸系統要求.第6節:利用公用電話交換網路的發話報知器系統的要求
  7. Alarm systems ; part 5 : requirements for alarm transmission systems ; section 5 : requirements for digital communicator systems using the public switched telephone network

    警報系統.第5部分:警報傳輸系統要求.第5節:利用公用電話交換網路的數字報知器系統的要求
  8. A pressure transducer was set up in this system to realize pressure control in main lines and adjustment of pump operating time ; the distributors were designed to accomplish grease storage in fixed quantity and transport them into all lubricating points ; the single chip microcomputer was utilized to control interval lubrication and realize auto - lubricating or fault alarm

    系統通過設置壓力傳感器實現主油路的壓力控制和油泵工作時間的自動調節，通過配油器實現定量儲油和將油脂輸送至各潤滑點，通過電子監控器設定加脂間隔時間，實現自動加脂與故障報警。
  9. This system has some specialty like : 1. for gis technique, it can manage transmission network graphically, display resource distributing clearly ; 2. with the class - template and rule - base technique, it can adapt the now - using and the coming equipment ; 3. providing a variety of report forms, it can help administrator an maintenance person to control the whole transmission network status with different angle ; 4. with the ameliorated auto and half - auto path configuration arithmetic, it can improve the network under - control efficiency and intelligence

    該系統具有以下的特點： （ 1 ）基於gis技術，對光纜等傳輸網路資源進行圖形化管理，使資源分佈顯示一目了然； （ 2 ）採用類模板和規則庫技術，使系統能適應目前和未來可能出現的設備； （ 3 ）提供靈活多變的統計報表，使維護人員和管理人員能從多方位多角度地掌握傳輸網網路運行情況； （ 4 ）採用改進的全自動和半自動的光電路路由配置演算法，提高網路的調度效率和智能化程度。
  10. Common data interfaces used in radio include rs - 232, etc. as the rapid growth of data speed in data radio, asynchronous serial port does not meet the need of data transmission of high - speed data radio. data radio is gradually using ethernet interface as high - speed data radio ’ s data interface, to function as a high - speed data channel between host computer and data radio. this paper brings forward a universal radio interface protocol model, whose core is taking ethernet as a high speed data channel in network protocol stack

    本文針對電臺的以太網介面，經過對各種電臺的功能分析，提出了一種通用的在以太網通信中適用的報文介面協議模型，其核心思想是將以太網作為網路協議棧中內部的高速數據傳輸通道來使用，作為鏈路層和物理層之間的內部介面，同時提供電臺控制和數據傳輸兩大功能模塊。
  11. But, the alarm signals from scada have disadvantages as follows : ( 1 ) the open - air feeder terminal units ( ftu ) are interfered by strong electromagnetic and thunder. besides, the failure of relays and the fault of ftu can also lead to that fault information is interfered and aberrant. ( 2 ) in the process of transmission and commutation, the error in the communication equipment may result in the signals err or lose

    然而，現有的scada系統在配電網發生故障時提供給調度員的警報信息有如下局限性： （ 1 ）面向現場的戶外饋線終端ftu運行環境惡劣，承受強的電磁、雷電干擾，並且由於繼電器節點故障、 ftu元器件損壞等因素的存在，使得配電網信息受干擾、畸變的可能性較高； （ 2 ）在信號傳輸及變換過程中，通訊裝置的故障等原因，也可能導致信號出錯甚至丟失； （ 3 ）保護裝置和斷路器本身也有可能誤動或拒動。
  12. In order to improve reliability and simplify the hardware design, many new i2c bus elements were used to realize binary input, logic output, clock functions and storing settings and reports. by simulating i2c bus data transfer, the mcu realized writing and reading data from each element the whole hardware system ' s structure is compact and reasonable, and the device has high reliability, stability and immunity to disturbance

    從提高可靠性和簡化電路的角度出發，設計硬體電路板時使用了許多新型i ~ 2c串列介面器件， mcu用普通i / o口模擬i ~ 2c總線介面，由軟體模擬i ~ 2c總線數據傳輸過程，實現了開入開出、定值存儲、報告存儲和時鐘對時等功能。
  13. The main idea in this paper is to design greenhouse computer distributed auto - control system. the system is a kind of principal and subordinate structure made up of one pc and several microcontrollers, principal can bus communication network and crc validated algorithms to ensure data transmitted correctly. the local operation in greenhouse can be obtained by monitoring environment parameters and warning information can be read into pc

    本文的主要設計思想是構建溫室計算機分散式自動控制系統，由一臺pc機與多個微電腦控制裝置組成主從式分佈結構，採用總線式can通信網路和crc校驗的通信演算法進行數據傳輸，通過讀取實時和歷史存儲的環境參數值和報警信息來監測溫室的運行情況。
  14. The signal handling and analyzing unit dispose of the sensor ' s output signal by amplifying, plasticisering, a / d transforming and measuring, then displays it digitally. at the same time, power speech alarm system and speech alarm system, speech alarm system will give alarm, and control the related equipment if it is necessary

    信號處理單元對傳感器輸出的信號進行放大、整形、 a / d轉換和測量等處理，並進行數字顯示，同時接通語音報警系統電路，語音報警系統進行相應的預警和報警，在必要時對相關設備進行自動控制。
  15. The controlling box collects the temperature and the humidity of the experiment box and the temperature of the water tank with platinum resistance transducer that has three paths. then they are sent to the microprocessor 89 c55 to dispose by a / d and sent to the d / a to be an 4 ~ 20 ma output of simulant value. at the same time, the outputs of six paths switch quantity drive respectively the relaies of heightening temperature reducing temperature alarm and so on

    「恆溫、恆濕控制箱」由三路鉑電阻傳感器採集試驗箱的溫度、濕度和水箱的溫度，經12位a d送至微處理器89c55處理，送至d a輸出4 20ma模擬量，同時，輸出六路開關量分別驅動加濕1 、加濕2 、升溫、降溫、除濕、報警等繼電裝置。
  16. " late payments have resulted in telecommunications carriers actually disconnecting phone lines established to deliver surveillance results to the fbi, resulting in lost evidence, " the audit said

    該審計報告稱， 「由於拖欠電話費，電信運營公司切斷了用於向fbi傳輸監聽結果的電話線路，從而導致證據丟失。 」
  17. Tokyo reuters - japan ' s nippon telegraph and telephone corp said on monday it had developed technology that drastically raises optic - fibre communication speeds for homes and offices

    東京路透社-日本的ntt公司日本電報電話公共公司周一公布，他們剛剛開發的新技術能夠極大提高家庭和辦公光纖傳輸速度。
  18. As an key technology of shortwave automatic radio, automatic link establishment ( ale ) system features with functions such as channel real time evaluation technique, link establishment, signal and graph transfer and so on

    Ale （自動鏈路建立）技術作為短波自適應電臺的一個最重要的關鍵技術，其基本特徵有實時通道探測、鏈路建立、信令及報文傳輸等。
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