電聲探測 的英文怎麼說

中文拼音 [diànshēngtàn]
電聲探測 英文
electroacoustical detection
  • : 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...
  • : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  1. The best method of allotting yawp for the photoelectricity detector

    雪崩光器最佳噪分配方法研究
  2. The algorithm can not only eliminate the influence of the cumulative errors of the photoelectric code recorder, but also it can satisfy the requirement of the real - time control. a direct inverse model controller of fuzzy neural network with changeable structure based on takagi - sugeno inference is presented and it is used to the motion control of mobile robot. in order to avoid the obstacles successfully, detection results from ccd and ultrasonic sensors are fused by a fuzzy neural network, which acts as an avoidance controller

    包括移動機器人的融合自定位問題:移動機器人利用光編碼器進行自定位,同時用擴展卡爾曼濾波器融合多個超波傳感器的量值,採用回朔演算法將融合值用於復位光編碼器,消除了光編碼器累積誤差的影響,並能滿足實時控制的要求:並提出一種基於takagi - sugeno模型的變結構模糊神經網路直接逆模型控制器,並應用於移動機器人的運動控制;利用模糊神經網路避障控制器融合ccd攝象機與超波傳感器到的環境信息,以實現機器人的安全避障。
  3. As the microbolometer which is voltage biased express some characters different from other infrared detectors under the effect of electric heat and infrared radiation together, the computing method of parameters, such as responsivity, noise, noise equivalent temperature different ( netd ), noise equivalent power ( nep ), optical gain, detectivity and so on is given in this paper. some of these parameters are particular compared with other detectors, and some have difference between microbolometer and other detectors

    由於微輻射熱計在施加偏置壓的情況下,熱效應與紅外輻射的共同作用使它表現出與其他紅外器完全不同的一些特徵,文中給出了響應率、噪、噪等效功率、噪等效溫差、光學增益、率等參數的計算方法,這些參數中的部分是微輻射熱計獨有的,或者與其他的紅外器的同一參數有所區別。
  4. Zno film is a novel - direct compound semiconductor with wide band gap energy of 3. 37ev and a exciton binding energy 60mev at room temperature. due to its the prerequisite for visible or ultraviolet light emission at room temperature, it has the tremendous potential applications for ultraviolet detectors, leds, lds. zno thin film is used widely and effectively in the fields of surface acoustic wave devices, solar cell, gas sensors, varistors and so on because of its excellent piezoelectrical performance

    室溫下禁帶寬度為3 . 37ev ,激子束縛能為60mev ,具備了室溫下發射紫外光的必要條件,在紫外器、 led 、 ld等領域有著巨大的發展潛力; zno薄膜以其優良的壓性能、透明導性能等使其在太陽能池、壓器件、表面波器件、氣敏元件等諸多領域得到廣泛應用。
  5. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元,採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用,針對大氣通道的特點無線光系統收發單元在光源、光器、前置放大路上存在許多有別于光纖通信的技術,同時還闡述了光接收機包括背景噪的噪機制和接收靈敏度、誤碼率等指標,最後給出了一個整個傳送鏈路的功率預算。
  6. In electronic detectors such as photomultipliers and television tubes, noise manifests itself as random fluctuations in the output current.

    對于光倍增管,視攝像管之類的器,噪則表現為輸出流的隨機起伏。
  7. Once has the bandits and thieves to intrude guards against the place, the detector launches the wireless coded signal immediately, the networking center number which installs when is apart from defense area 150 meter within the main engine to send out the police whistle sound to report to the police immediately, reports to the police dials to establish in advance or reports to the police the telephone, the handset number, answers in the police telephone to return puts user pre - record to report to the police the pronunciation, long - distance reports to the police, simultaneously comes the real - time transmission through the internet to deploy troops for defense, to withdraw from a defended position, to report to the police and so on the condition, inquires the historic record through the computer network

    該系統還採用美國進口原裝晶元與先進的無線數字高頻技術微腦cpu控制器主機組成。在防範地點安裝好主機后,並設置在布防狀態。一旦有盜賊闖入防範地點,器立刻發射無線編碼信號,安裝在距防區150米以內的主機立即發出警笛報警,報警時撥打預先設定的聯網中心號碼或報警話手機號碼,接警話里回放用戶預錄的報警語音,遠程報警,同時通過網際網路來實時傳遞布防撤防報警等狀態,通過腦網路來查詢歷史記錄。
  8. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上,系統、深入地分析了共焦掃描顯微成像的機理,論述了應用單模光纖的激光共焦掃描顯微成像系統的優點;進行了總體方案的論證,並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案;從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系,分析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制路的設計,並在路設計中採用了用軟體解決檢流計式光學掃描器(振鏡)非線性問題的新方法,能夠實現較為理想的二維模擬掃描;完成了高增益、低噪和低失真的接收系統的設計和調試。
  9. With these machine and technology of modern elctrician measurement, we can find the danger without touch, off - power, which did not influence ordinary work

    利用遠紅外量技術和超技術結合現代量技術,可以在非接觸、不斷的情況下進行氣消防安全檢,不影響受檢單位的正常工作。
  10. Due to temperature performance of fbg, a reference fbg is adopted to compensate temperature and the compensation principle is expounded. moreover, this scheme not only realizes temperature compensation but also reduces repeatability error of ffptf and errors from power fluctuation of light source, noise of pd and noise of electro - circuit. in the end, temperature and strain performance of fbg is tested and

    基於光纖光柵的溫度響應特性,提出用一個參考光柵來進行光纖光柵傳感陣列溫度補償的設計方案,並論述了其補償原理,證明了該方法的可行性;同時可以看出,該方法不僅可以實現溫度補償,也可以減小光纖f - p可調諧濾波器的重復性誤差以及光源功率波動、器噪路噪等引起的誤差。
  11. Non - destructive testing of steel tubes - automatic ultrasonic testing of the weld seam of electric welded steel tubes for the detection of longitudinal imperfections

    鋼管的無損試驗.縱向缺陷焊鋼管焊縫的自動超波檢驗
  12. As to the controlling subsystem of loading ore and mining calculating, through demonstrating the feasibility on three plans : supersonic detecting theory % active - echo detecting theory and photoelectric detecting theory, the supersonic detecting and controlling plane was chosen because of its superior performance, and the components of the system of supersonic detecting were introduced in detail

    對于裝礦控制和出礦計量兩個子系統,論證了超距原理、主動回理論及光理論用於裝礦控制和出礦計量的可行性,選擇了超、控制方案,進行了相應的配置。
  13. This machine adopts a non - contact measurement method. all kinds of inspection devices such as photoelectric switch, laser measuring sensors and super voice wave measuring sensors etc are used in the measurement progress

    本機全部採用非接觸式量方式,跟蹤掃描使用了安全光幕、光開關、激光距傳感器、超距傳感器等多種傳感檢設備。
  14. The technique core of the 3 - d outline tracking scan lies in the adoption of several photoelectric sensors, laser measuring sensors and super voice wave measuring sensors to carry on probing, the single chip makes the photoelectric signal examined as the control basis, and controls the step motor to drive measurement machines and probing sensors to make outline tracking and scans movement along high and breadth direction of the vehicle, and record its outline track, and the data measured is delivered to the computer, finally, acquires the size of the vehicle checked through the place of computer data processing

    三維輪廓跟蹤掃描技術的核心在於採用多套光傳感器、激光距傳感器、超距傳感器進行,單片機把檢到的光信號作為控制依據,控制步進機驅動量機及傳感器在車長、車高和車寬方向上作輪廓跟蹤掃描進給運動,記錄其輪廓軌跡,並把得的數據傳送到上位機,經上位機數據處理獲得被檢車輛的特徵尺寸。
  15. As umbirfpa is a new type of infrared detecting device, its work principle is complex and its performance is affected by many factors. in the initial stage of developing, the design experiment and theoretical understanding are little interiorly. furthermore, the problems such as sensitivity reduced, dynamic range shortened, nonuniformity increased come forth if umbirfpa is not designed properly

    Umbirfpa是一種新型的紅外器件,微輻射熱計的工作原理復雜,其性能受到很多因素的影響,目前國內尚處于發展初期,缺少實際的設計經驗和理論認識,同時umbirfpa又是在集成路工藝線上生產的,投資大、周期長,如果設計不當,不僅可能導致靈敏< wp = 13 >度降低、動態范圍縮小、噪增大、非均勻性增大等問題,更可能的是根本就不能用於成像,從而造成很大損失。
  16. Zno is a ii - vi semiconductor material with wide band - gap, which has hexagonal wurtzite structure. zno thin films were widely applied in solar cell, uv detector, saw device, gas sensor and transparent electrodes et al for their excellent properties

    氧化鋅( zno )是一種具有六方纖鋅礦晶體結構的寬禁帶ii - vi族半導體材料,由於其優良的特性,在太陽能池、紫外器、表面波器件、氣敏傳感器、透明極等方面得到了廣泛的應用。
  17. Traditionally, zno is used as surface acoustic wave devices ( saw ), bulk acoustic devices ( baw ), gas sensors, varistors, transparent electrodes, uv - detectors, and etc. in recent years, zno has gained more and more attention as a wide band semiconductor

    傳統上, zno薄膜被廣泛應用於表面波器件、體波器件、氣敏傳感器、壓敏阻、透明極、紫外器等領域。近年來, zno作為寬禁帶半導體光材料的研究越來越受到人們的重視。
  18. By analyzing some main factors which affecting the observation of tem, it discusses the way of reducing geological noise, it affirms the relationship between the side length of loop and depth of prospecting, current of supply electricity and the radio of signal and noise

    第三章方法技術,從影響瞬變磁法幾種主要因素入手,討了壓制地質噪的途徑,明確了回線邊長與深度、供流與信噪比的關系。
  19. The simulated results show that we can improve the sensitivity by setting the optical bias at / 2, reducing the gap of electrode, increasing the overlap integral factor, reducing the insert lose, adopting suitable segmentation number, increasing the electrode length, increasing the optical power, reducing the wavelength and the relative intensity noise and reducing the receive bandwidth ; obtain the wider bandwidth utilizing reducing the electrode length and the capacitance of modulator, segmentation the electrode ; increase the dynamic range using lowering noise, increasing the optical power at the detector and lower optical bias

    通過計算得知,使傳感器相位偏置為/ 2 ,減小極間距,提高光重疊因子,減小器件插入損耗,採用合適的分段數,增加極長度,增大光功率,降低激光的波長,減小相對強度噪,減小接收帶寬,對提高靈敏度的效果是非常明顯的。而減小天線長度,降低調制器容,極分段,都可以獲取較大的帶寬。降低系統噪;增加到達器的光功率,採用較低的光學偏置,都可以增大線性動態范圍。
  20. By analyzing the difference of horizontal and vertical wells in logging environment, logging response, etc, studying the response characteristics of formation boundary in horizontal well logging, which include spontaneous potential, natural gamma ( gr ), sonic logging, methods for identifying oil - water layer are discussed

    分析水平井與直井在井環境、井響應等方面的差異,研究水平井井中自然位、自然伽瑪、井在層界面的響應特徵,討了水平井油水層判別方法。
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