electromagnetic detection 中文意思是什麼

electromagnetic detection 解釋
電磁探測
  • electromagnetic : adj. 電磁的。
  • detection : n. 1. 探知;發現,發覺;敗露。2. 【化學】檢定,檢查;【電訊】檢波。
  1. An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment

    嘯聲干擾一種由於諸如閃電等大氣干擾而產生的音頻電磁波,具有典型的逐漸減弱頻率的特徵,該頻減引起了檢波設備中調逐漸下降的嘯聲
  2. Especially in military applications, communication intelligence system, as one of the electronic support measures ( esm ) in electronic warfare ( ew ), is used to monitor electromagnetic spectra activities, implement threat detection and warning, and help to select jamming strategy and to intercept useful military intelligence

    特別是在軍事應用中,通信情報系統作為通信電子戰(或信息戰)的電子支援措施之一,用宋監視戰場的電磁頻譜活動,進行威脅識別,幫助選擇電子干擾策略,直至截獲敵方的有用軍事情報。
  3. Fatigue crack detection based on electromagnetic testing

    基於電磁檢測原理的疲勞裂紋檢測方法
  4. The government s foresight programme which sets an agenda for future action on science is working out new strategies in flood and coastal defence, exploiting the electromagnetic spectrum ; in cyber - trust and crime prevention, in addiction and drugs, the detection and identification of infectious disease, tackling obesity, sustainable management of energy and mental well - being

    政府的前瞻計劃為科技制定了未來的行動議程。該計劃要制定出有關應對洪水和海岸防護、開發利用電磁頻譜、線上安全機制及犯罪預防、成癮與毒品、傳染性疾病的檢測與識別、解決肥胖問題、可持續能源管理以及心理健康的新戰略
  5. Passive detection system have high concealing and survival ability, due to not emitting electromagnetic wave. ln recent years, many new techniques have been developed, among which multi - based passive detection has gotten great attentions coming from all over the world

    由於被動探測系統本身不發射電磁波,完全是被動工作方式,所以近年來,多站無源探測工作方式日益受到各國的廣泛重視。
  6. The paper contains all kinds of knowledge related to the system, including maxwell electromagnetic theory, pattern of optical radiation in space, channel model of atmosphere communication, computer communication protocols, wireless lan communication protocols, medium access control protocol, carrier sense multiple access / collision detection protocol, manchester coding theory, pulse position modulation coding theory and so on

    主要包括: maxwell電磁理論;發送光場模型;空間通道模型;計算機網路通信技術:無線局域網通信技術;媒體訪問控制規程( mac ) ;載波檢測多址接入碰撞檢測規程( csma cd ) ;曼徹斯特編碼與ppm編碼技術等。
  7. A coherent electromagnetic pulse in the range between the far - infrared and microwave region is used as a detection source. the amplitude of the wave is recorded by electro - optical or photoconductive sampling. after fast fourier transform, the amplitude and phase of the wave is given, then the complex refractive index standing for the absorption and dispersion of the material in thz region is extracted

    Thz ( 10 ~ ( 12 ) hz )時域光譜技術是20世紀90年代發展起來的一種新型的光譜測量技術,它使用頻率介於遠紅外和微波之間的相干電磁輻射脈沖作為探測源,利用電光取樣或光電導取樣的方法直接記錄thz輻射電場的振幅時間波形,通過傅立葉變換得到測量信號振幅和相位的光譜分佈,進而獲得材料在thz波段的復介電常數,即色散及吸收等信息。
  8. Secondly, methods of improving on probe are investigated in detail : using the electromagnetic shielding effect to decay the direct - coupled magnetic field and using the dual probe to control the energy flow, so as to make the probe to be shorter ; designing 3 - d pick - up coil array to increase detection sensitivity. at last, experiment system is set up to verify the simulation result and the comparing result shows simulation result agrees with experiment result

    其次,對改進傳感器性能的幾種方法進行了詳細研究:利用電磁屏蔽效應以衰減在直接路徑上的磁場傳播、採用復式探頭激勵方式以實現能流控制,從而減小傳感器體積,模擬證實這兩種改進方案有效;設計三維周向檢測線圈陣列以提高缺陷檢測靈敏度,模擬結果證實三維探頭的周向靈敏性。
  9. By using computer network, distributed multimedia database, speech signal process and computer graphics technologies, this project use non - diving into virtual reality technology to implement virtual radio detection work environment through the simulation of electromagnetic environment, receiver and recorder among radio detection work to make those who take part in training immerse in similar training environment as real detection work and achieve the same training effect as in real detection work

    本課題採用計算機網路、分散式多媒體數據庫、語音信號處理和計算機圖形學等技術,運用「非投入」式虛擬現實技術方法,通過對無線電監測工作中電磁環境、接收機和錄音機的模擬,實現了無線電監測人員工作環境的虛擬,從而使參訓人員投入到與監測工作實際相近的訓練環境、達到與實際監測工作相同的訓練效果。
  10. Firstly, this paper analyzes the function and project requirement that should be achieved, and puts forward overall architecture of the virtual drone simulation system. secondly the object - oriented modeling method is researched in the paper, accordingly simulative physical models of virtual drone based on object - oriented technique and modularizing structure are established. the physical models include model of dynamics and kinematics, model of radar electromagnetic wave reflection, model of infrared radiation, model of detection system, model of weapon system and model of combat evaluation

    在深入分析系統建模方法的基礎上,對面向對象的建模方法進行了一定的探討,建立了基於面向對象技術的虛擬靶標模擬物理模型,該模型嚴格按照模塊化的結構設計,包括動力學運動學模型、雷達反射特性模型、紅外輻射特性模型、探測系統模型、武器系統模型、作戰評估模型六個子模型。
  11. The investigation is very useful not only in further improving the sparse matrix canonical grid method for quickly analyzing electromagnetic scattering of complicated random scatterers, but also in improving the technology of remote sensing, investigating land mine detection and analyzing densely packed interconnects

    本文的研究進一步改進了smcg方法,使smcg方法的計算效率得到了提高,為快速分析各種復雜的隨機分佈目標的電磁散射問題奠定了基礎,為遙感技術的發展、電磁探礦的研究以及電路互聯封裝的分析提供了理論指導。
  12. Active detection systems, such as radar and sonar, have encountered more and more threaten in modern electronic warfare and information warfare. passive location and tracking system, which uses electromagnetic wave emitted by target, has been proved its merits of self - hiding and far - distance detecting and becomes more and more important

    現代電子戰和信息戰條件下,雷達和聲納等有源探測系統受到越來越多的威脅,利用目標輻射電磁信息的無源定位系統由於其自身隱蔽和探測距離遠等優點而日顯重要。
  13. Human skin color has been proven to be an effective feature and widely used in face detection in resent years. however, color is not a physical phenomenon. it is a perceptual phenomenon that is related to the spectral characteristics of electromagnetic radiation in the visible wavelengths striking the retina

    膚色是一種簡單有效的特徵,在人臉檢測中得到廣泛的關注和應用,但傳統的基於統計的膚色檢測方法不能克服光照、攝像機、膚色差異等因素的影響。
  14. The work in this thesis focuses mainly on the basic theory of bearingless motors, magnetic levitation forces and their decoupled control with electromagnetic torque as well as air gap dynamic detection. three parts are included

    圍繞磁懸浮無軸承血泵電機的基本原理、磁懸浮力產生及其與電磁轉矩的電磁解耦機理和轉子位置的動態檢測等方面,本文主要開展了如下的研究工作。
  15. Millimeter wave object detection makes use of the electromagnetic thermal emission of the subject and reflected thermal signals from the background, millimeter wave object detection, in comparison to visible or infrared object detection, has great potential advantage of detection through fog 、 cloud 、 smoke 、 sandstorms and other poor weather conditions

    毫米波目標探測是利用目標、背景的電磁熱輻射來實現的,與可見光及紅外探測相比,毫米波目標探測在霧、雲、煙塵、沙暴等惡劣氣候條件下具有潛在的優勢。
  16. Radar is an electromagnetic system used for target detection and orientation

    雷達是用來發現目標並對目標定位的電磁系統。
分享友人