放大元件 的英文怎麼說

中文拼音 [fàngdàyuánjiàn]
放大元件 英文
amplifier element
  • 放 : releaseset freelet go
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. In the electronic component drawing system, i use " vectorgraph " to magnify and minify the diagram without any distortion

    電路板元器件繪制系統採用「矢量圖」的方法實現了不失真的圖形放大和縮小。
  2. Detail specification for electronic component. semiconductor integrated circuit - type cd3220cp dual preamplifier with alc

    電子元器件詳細規范.半導體集成電路cd3220cp型帶alc雙前置放大器
  3. Among the holy grails his team is chasing are a potential billionfold improvement in present - day calorimetry, which would allow observation of the individual heat quanta being exchanged as nanodevices cool, and a potential quadrillion - fold increase in the sensitivity of magnetic resonance imaging, which would enable complex biomolecules to be visualized with three - dimensional atomic resolution

    他的團隊追求的聖杯之一，是讓現有量熱器靈敏10億倍，藉以量測奈米元件冷卻時釋放的一個個熱量子；另一個聖杯是靈敏千兆倍的磁共振成像，三維的解析度可達原子大小，藉以觀測復雜的生物分子。
  4. On the base of the familiarity with the working capacity of every unit the section is one of the main content of the task including the debugging motor servo amplifier servo controller and the whole hardware system ( 5 ) programming on the base of the above work, programming to control the system with mint

    控制系統硬體部分的調試。在熟悉各元件工作性能的基礎上，通過大量的實驗，找到正確的連接方法，使硬體系統正常工作。這一部分是本課題的主要內容之一，主要包括對電機、伺服放大器和伺服控制器的調試，以及對整個硬體系統的訝試。
  5. We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions

    通過理論和試驗探討，選用鎳鉻合金電阻絲作為加熱元件，配以陶瓷質埋入式爐膛；選用陶瓷質小尺寸扁平?圓盤均熱塊體型樣品支持器；選用0 . 5mm絲徑鎳鉻?鎳硅熱電偶（ k ）作為測溫元件；熱電偶對稱安置在樣品支持器容器的中部；選用硅酸鋁耐火纖維作保溫材料；合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體；採用升溫曲線來控制爐膛供熱過程；採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法，進行圖形處理。
  6. Detail specification for electronic components. semiconductor integrated circuit - cf3080 type transconductance operational amplifier

    電子元器件詳細規范.半導體集成電路cf 3080型跨導運算放大器
  7. To solve the problems above, this dissertation supported by the project of national natural science foundation ( nnsf ) : research on piezoceramic micro - actuator ’ s polarity modeling and controlling method ( code : 60274053 ) focuses on the research of driving and control technique of piezoceramic. the drivers based on voltage, current control had been designed with the high voltage amplifier as core component

    針對壓電陶瓷驅動存在的上述問題，本文結合國家自然基金項目「壓電陶瓷微驅動器件極化模型與驅動方法的研究」 （編號: 60274053 ） ，以高壓運算放大器為核心元件，通過分析電壓、電流型驅動器原理及電路參數，提出了一種彌補其不足的復合型驅動方法。
  8. " electronic 1c chip drawing system " provides many functions such as " modify the position of the component ' s diagram " " modify the color of the component ' s diagram " " magnify and minify the component ' s diagram without distortion " " change the type of drawing line " " edit some physical properties of the component " " copy and paste diagram of one component " " delete one or more component diagrams " " move more than one components " positions " " change the z _ order of the diagram, set it to back or bring it to front " " save the drawing of the electronic components to one file and the file extension name is *. brd " " print the drawing ". users can finish all these functions easily by clicking and dragging the mouse

    電路板元器件繪制系統主要完成了使用鼠標拖拽、鼠標點按的方式繪制電路板上各種常見的元器件圖形；編輯電路板上元器件圖形的位置；編輯元器件圖形的顏色；不失真的對器件圖形進行放大和縮小；編輯元器件圖形的線型；編輯電路板上各個器件的物理屬性（比如電阻的阻值大小、電容的容量大小、額定電壓等） ；復制已經繪制出的電路板上的器件；粘貼剪貼板上的器件；刪除單個或多個已經繪制出的器件圖形；同時改變多個器件圖形的位置；改變繪制區內各個元器件的zorder順序，也就是可以將層疊在一起的圖形置前或置后；把繪制的電路板器件圖保存到指定文件中；能打開、查看和修改保存的電路板器件圖；列印電路板器件圖。
  9. The error of hall element is analysed and the compensative method is provided ; this paper makes the theoretical analysis of errors producing by the instrument amplifier and a / d converter. we adopt the technology of digital filter and linearization implementing by the neural network method

    對霍爾元件的誤差進行分析並給出補償方法；對儀表放大器和a d轉換器引起的誤差進行了理論分析；採用了數字濾波技術和採用神經網路方法實現的非線性校正技術進行軟體補償。
  10. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中，採用高速的dsp處理器，實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法，實現了大電流信號的驅動輸出;採用485總線技術，組建了裝置主機與多探測器之間的主從式通訊網路，實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路，採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術，實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元，設計了人機信息交互的介面;採用了模塊化的軟體設計方法，開發了裝置主機及探測器的軟體程序。
  11. In active section, in order to meet performance of out put power above 10dbm, the power amplifier module of ka - band is fabricated by using hmc283 to achieve the 14db conversion gain. there are five parts that include of waveguide - to - microstrip ? mixer ? filter ? power amplifier and waveguide - to - microstrip. input signal ' s power is 10dbm, after it pass waveguide - to - microstrip, it ' s frequency is escalate from 30ghz to 35ghz

    該組件由五個部分組成：功率為10dbm信號經過波導? ?微帶過渡，然後混頻，濾波將30ghz提高到35ghz濾除不需要的諧波鏡頻以及三階交調信號，為了彌補混頻濾波的變頻損耗，加一級功率放大器，此放大器採用hittle公司hmc283晶元，此上變頻放大組件完成了上變頻?濾波?放大功能。
  12. Sensitive element is one of the important to measure the concentration of mathane, and it " s export is a little voltage signal, little signal amplify circuit is to transform the analogue signal to digital signal, display circuit is to display the concentration of mathane, monitoring circuit is to monitor the overstep limit of mathane concentration. the feature is new design, accurately measure parameter, convenient to operate and so on

    其中cpu是監控儀的核心，完成數據採集、處理、輸出、顯示等功能；敏感元件是準確檢測甲烷氣體含量的主要元件之一，其輸出是與甲烷濃度相對應的電壓信號；小信號放大電路則是用來放大敏感元件輸出的電壓信號； a d轉換電路把放大了的電壓信號由模擬信號變為數字信號送入cpu ；顯示電路則顯示實時甲烷濃度；報警電路對超限甲烷濃度進行報警。
  13. Based on the analysis of transistor amplifier noise model, we select devices with low noise in reason. and the method how to reduce phase noise and phase jitter is also discussed

    依據晶體管放大器的噪聲模型分析合理選擇了低噪聲的元器件，對降低相位噪聲和相位抖動的方法作了一些探討。
  14. Vacuum switchgear tubes, gas spark gaps and pseudospark tubes are all switches of gas discharge theory, and have the good qualities of high withstanding voltage, high amplitude of current and high power

    真空開關管、火花開關、偽火花放電管都是利用氣體放電理論的開關元件，具有高耐壓能力、高峰值電流、功率大等優點。
  15. The wave - front aberration ' s cumulating of optics elements in multi - pass amplifying system was researched more deeply. considering the correlation between optics elements " wave - front aberrations caused by the similar fabrication technique, the correlation coefficient was adopted to revise calculation rule of superimposition which used in estimating system ' s static wave - front aberration and allocating optical machining precision. 3

    進一步研究了多程放大系統中光學元件波前誤差的疊加規律，並考慮到釹玻璃片加工工藝的相似性所導致的波前相關性，將相關系數耦合到波前誤差疊加公式中，使修正後的公式能更準確地預估系統靜態波前和分配光學元件加工精度要求； 3
  16. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元，根據pid調節各個環節的特點，以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同，利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路，實現了水輪發電機組頻率的測量；在軟體上，對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析，選用改進的pid演算法實現了變參數、變結構的pid調節模式；調速器的機械液壓隨動系統具有步進電機電液轉換元件，採用五相反應式步進電機，根據其驅動特性設計了變頻調壓驅動器，實現plc與步進電機驅動器之間數字介面。
  17. Detail specification for electronic components. case rated bipolar transistor for silicon npn high - frequency amplification for type 3da1162

    電子元器件詳細規范. 3da1162型硅npn高頻放大管殼額定的雙極型晶體管
  18. Detail specification for electronic components. case rated bipolar transistor for silicon npn high - frequency amplification for type 3da1722

    電子元器件詳細規范. 3da1722型硅npn高頻放大管殼額定的雙極型晶體管
  19. The optical pulse amplification is a key technology in optical communication. soa is a important amplification element

    光脈沖放大是光纖通信系統的關鍵技術之一，而soa是一種重要的放大元件。
  20. Yet, most existing high speed on / off valves use electromagnet as their electicity - mechanism conversion element, and good performant electromagnets have to be imported from other countries, in such situation, it is difficity to make excelent high speed electromagnet valve made in our country, even if we can make good performant high speed electromagnet valve in our country, it still has the shortcoming of not high enough respond speed, too small placket and big volumeo in this thesis, a new high speed on / off valve is developed based on two types of existing valves, this new valve has higher respond speed, a little big placket and little volume o for the new valve, several main task was made out as below : a ) several types of high speed on / off were first analyzed, then the basic performance of the actuator of the new valve was analyzed

    高速開關閥是20世紀80年代發展起來的一種具有響應速度快、抗污染能力強、與電子電路配合好等特點的一個良好的動力放大元件。但是現有的高速開關閥基本上採用電磁鐵為電?機轉換元件，高性能的電磁鐵又基本為進口，難以滿足高性能高速開關閥國產化的要求，即使是高性能的電磁鐵式高速開關閥，仍存在著響應速度不夠大、開口過小、體積較大的缺點。本文在現有兩種高速開關閥的基礎上，設計了一種新穎的高速開關閥，在提高其動態性能的同時，增大了閥的開口，減小了閥的體積。
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