電聲轉換器 的英文怎麼說

中文拼音 [diànshēngzhuǎnhuànqì]
電聲轉換器 英文
electroacoustic transducer
  • 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...
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 轉換器 : -ad
  • 轉換 : change; transform; convert; switch
  1. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分，採用可編程濾波器max262 ，這樣就滿足了該數據採集裝置所採集的信號的頻率范圍較寬以及具有較低的噪聲水平的要求，為了使采樣到的信號的幅度滿足後面a d轉換器的要求，採用max551對采樣到的信號進行調理（增益控制） 。
  2. In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits

    在子電路設計中，作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。
  3. With the development of power electronics technology and devices in recent years, instead of using the industrial frequency transformer to boost voltage, dc / dc high frequency converter achieves the function. the system has higher power density and conversion efficiency, and the size, weight, ac noise of which has been greatly reduced

    近年來，隨著電力電子技術與器件的迅速發展，使用dc dc高頻變換技術代替工頻升壓，系統具有較高的功率密度與轉換效率，裝置體積、重量與交流噪聲大大減小。
  4. The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling

    超聲波馬達是一種利用壓電陶瓷的逆壓電效應，通過各種伸縮振動模式的轉換與耦合，將材料的微觀變形通過共振放大和摩擦耦合轉換成轉子或者滑塊宏觀運動的直接驅動器。
  5. The signal accesses the microprocessor and undergoes internal a / d transformation, data procession and filtration, then directly drives the digital luminescence tubes to display the concentration of the detected methane and send out an acousto - optic alarm and show low potential detection

    此信號進入微處理器經過內部a / d轉換、數據處理、濾波之後直接驅動發光數碼管顯示出被測甲烷的濃度，並給出聲光報警、低電位檢測等。
  6. Firstly, a system was developed in functions to collect infrasound data, to transform analog voltage signal from detector into discrete signal by a / d card and to process the data by using methods of digital signal process

    首先設計一套數據採集系統，次聲波信號通過傳感器被轉換成模擬電壓信號，通過a d板將其轉換為離散的數字序列，輸入計算機。利用數字信號處理的原理和方法對異常次聲信號進行分析處理。
  7. In both radio and television receivers, once the basic signals have been separated from the carrier wave they are fed to a loudspeaker or a display device ( usually a cathode - ray tube ), where they are converted into sound and visual images, respectively

    在無線電和電視兩個接收器中，一旦基本信號與載體電波分離，即被供于擴音器或顯示設備（通常是陰極攝像管） ，在那裡它分別被轉換成聲音和可視圖像。
  8. A device for converting energy form one form to another. in relation to computers, the term is applied to a read / write head, to detector of sector marks in a magnetic disc system, and to electronic / sonic pulse converters of delay line memory

    把能量從一種形式轉換成另一種形式的裝置。在與計算機有關時，這個術語用在磁盤系統中的讀寫磁頭、扇面標記的檢測上，以及用在延遲線存儲器的電子或聲波脈沖變換器上。
  9. The instrument include cpu, sensitive element, canmengou monitoring circuit, little signal amplify circuit, a / d transform circuit, communication circuit, display circuit, monitoring circuit, cpu is the core in the instrument, complete data gather, process, export, display and so on

    儀器能夠根據甲烷濃度報警限（ 1 . 00 ）進行聲、光報警，並啟動排風設備，同時具有通信功能。儀器由cpu 、敏感元件、看門狗監控電路、小信號放大電路、 a d轉換電路、通信電路、顯示電路、報警電路等組成。
  10. The relays may lack the high speed switching characteristic of the solid - state state switches used by other preamplifiers, but they also have none semiconductor distortions and noise which accompany analog gates and voltage controlled amplifiers

    與其他前級放大器所用的半導體開關相比，這些繼電器缺少高速轉換的特性，但它們沒有隨著模擬開關和電壓控制放大器所帶來的半導體失真和噪聲。
  11. Surface acoustic wave ( saw ) motor is a novel micro actuator, which generates saw with the electroacoustic transducer and transfers it to the power of saw motor by the frictional force between the slider and the stator

    表面彈性波馬達是一種以電聲換能器產生表面彈性波，並通過馬達動子和定子的接觸摩擦將表面彈性波振動轉換為馬達動力的新型執行器。
  12. A device that converts a sound, scene, measurable quantity, or other form of intelligence into corresponding electric signals, as in a microphone, phonograph pickup, or television camera

    能將聲音、景物、可測量的或其它形式的信號轉換成相應電信號的器件，如話筒、唱機、電視攝象機。
  13. The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary

    信號檢測單元直接檢測皮帶速度，並輸出近似正弦波的電信號：信號處理與分析單元對傳感器輸出信號進行放大、整形、 a d轉換和計算等處理，並進行數字顯示；預警、報警、控制單元將信號與標準信號進行比較，經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。
  14. Moreover, sampling at high frequency eliminates the need for abrupt cutoffs in the analog anti - aliasing filters. a technique of noise shaping is used in - converters in addition to oversampling to achieve a high - resolution

    由於在- a d轉換器中使用噪聲整形技術和過采樣技術，可以用一個簡單的模擬電路加上復雜的數字電路使整個a d達到一個很高的轉換精度。
  15. Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic

    空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管
  16. Firstly, the system has a good snr and high accuracy, which is owed to wideband operational amplifier being used, accurate adjustment by da, 12 - bit high sampling ad converter being applied. secondly, data transmission becomes less by using forecasting code technology and dictionary compress technology, which are run by dsp on board

    本採集系統採用400mhz增益帶寬積的運算放大器，運用da高精度校準技術，並選用高采樣率低噪聲的12位ad轉換晶元進行模擬電路和ad轉換電路設計，既保證了數據採集系統的信噪比，又提高了系統測量精度。
  17. These systems operate on a wide variety of continuous time signals, which include speech, medical imaging, sonar, radar, electronic warfare, instrumentation, consumer electronics and telecommunications systems ( terrestrial and satellite ). one of the key to the success of these systems has been advances in the development of the font end of the electronic systems - analog - to - digital converters ( a / d ) which converter the continuous - time stimuli signals to discrete - time binary - coded form

    這些系統可廣泛地應用於處理連續時間信號，包括語音、醫學成像、聲、雷達、電子對戰、儀器、消費電器、遠程通訊（地面和衛星）等，而這些系統成功的關鍵因素之一就是電子系統的前端部件? ? a d取得了長足的進步（ a d把連續時間信號轉換成離散時間、二進制編碼的數字信號，便於后級精確的數字信號處理） 。
  18. A / d converter ( adc ) is the key device in the interface between analog and digital system, is widely applied in the field of radar, communication, electronic countermeasure, sonar, satellite, missile, control system, earthquake, medicine, instrument, video device, audio device and so on

    A / d轉換器（ adc ）是模擬系統與數字系統介面的關鍵部件，長期以來一直被廣泛應用於雷達、通信、電子對抗、聲納、衛星、導彈、測控系統、地震、醫療、儀器儀表、圖像和音頻等領域。
  19. Comparing with conventional nyquist converters, - converters greatly release the requirements for high performance of analog circuit and precisely matched components. additionally, these converters exploit the enhanced speed, circuit density and low cost of modern vlsi technologies. currentlly, - adcs have been widely used for audio a / d conversion

    - adc採用過采樣噪聲整形技術實現高精度模數轉換，和傳統的nyquist率模數轉換器相比，避免了對模擬電路性能指標和元器件匹配精度的較高要求，並可充分利用現代vlsi的高速、高集成度、低成本的優點，已成為音頻模數轉換的主要技術。
  20. Not only regulator can transform a constant voltage to some kinds of various voltages, but also the transformed voltages must be not changeable with temperature changing ( i. e. zero temperature coefficient ). and it should be stable though the power supply is not immune. so the art of regulator design should be more challenging

    電壓調節器不僅要具有將某個固定電壓轉換成所需要數值的電壓的功能，而且轉換后的電壓須具有在一定的溫度范圍內不隨溫度的變化而變化（也即零溫度系數） ，以及不受輸入電壓噪聲影響的特點，這對電壓調節器的設計提出了更高的要求。
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