電波消失 的英文怎麼說

中文拼音 [diànbōxiāoshī]
電波消失 英文
radio fade-out
  • 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...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 消 : 動詞1 （消失） disappear; vanish 2 （使消失; 消除） eliminate; dispel; remove 3 （度過; 消遣） pa...
  • 電波 : [電磁] radio wave; electric wave; hertzian wave
  • 消失 : disappear; vanish; dissolve; die away; fade away
  1. After showing, this documentary, like other attempts to tell the mind control story to the public, has simply disappeared from the air waves

    在播放之後，這部記錄片，就象其他企圖將精神控制故事告知公眾的一樣，完全消失在空氣中的無線電波了。
  2. The physical characteristic of forming plasma within resonant cavity was revealed, i. e. the forming mechanism is a switching process from the ionization caused by strong electric field at the initial stage of mpt ' s start to another ionization caused by joule ' s heat at the stage of mpt ' s steady work. the main influencing factors of mpt ' s steady work were studied. anther pointed out the matching between pressure in resonant cavity and microwave power is the determinant factor to the plasma whether stabilization or extinguishing

    分析了mpt諧振腔內微波能量的轉換過程，揭示了其內等離子體的形成是由mpt啟動初期的強電場電離形成放電區過渡到穩定工作期的熱電離形成穩態等離子體區這一物理本質；研究了影響mpt穩定工作的主要因素，指出微波有效功率與諧振腔內氣體壓強的匹配是維持等離子體穩定、避免等離子體消失、放電區熄滅的關鍵因素。
  3. Two generating methods of compensation current are also proposed for the purpose of eliminating detuning or limiting harmonic voltage contents, in which the compensation current is the weighted superposition of filter harmonic currents or voltages and the regulating factor

    針對消除失諧或限制諧波電壓含量的不同控制目標，提出了諧波磁通補償電流的兩種生成方法，補償電流分別是濾波器電流或母線電壓中各次諧波分量與調節系數的加權合成。
  4. Hands - free speech communication is indispensable in audio and video conference systems, hot - line telephones and videophones, mobile radio terminals, digital isdn network etc. however, the control ( cancellation ) of the acoustic echo has always had a strong impact on the transmission quality in hands - free telecommunication ~ [ 1 - 3 ] conventional methods of acoustic echo control ( cancellation ), such as echo suppression or gain control, may lead to the degradations in speech quality or make the speakers feel uncomfortable

    免提式話音通信在移動電話、熱線電話、車載電話及isdn網的電視電話會議等多種領域正得到日益廣泛的應用。但至今的免提式話音通信中，仍免不了受回聲引起的話音失真、甚至嘯叫等干擾，大大降低了免提話音通信的質量。由於聲回波對消問題尚未得到圓滿解決，實現高質量的免提式話音通信仍是一個極賦挑戰性的課題。
  5. Because of the complexity and particularity of evanescent waves, a pure theoretical treatment can only provide a qualitative description, a well - developed 3d em code, sos6 which is based on the magic command language with the finite difference time domain method, is used to simulating the em evanescent waves in this article

    由於消失波的復雜性和特殊性，難已進行解析理論分析，為此，本論文採用基於時域有限差分方法的3d電磁場分析軟體對消失波的特性進行模擬分析。
  6. It also studies the influencing factors including sampling frequency, pd waveform, decline time, time intervals between pd pulses, mother wavelet, center frequency of interference, entropy threshold value and snr. in addition, it applies wavelet packet method （ wpm ） for non - stationary signal de - noising in on - line pd monitoring and analyzes the processing results under different pd waveform, sampling frequency and noise level. firstly, the curve of pd

    基於小波包變換的非平穩信號消噪演算法（ wpm ）已較為成熟，本文將其應用於局部放電在線監測，通過研究其對不同局放波形、采樣率、噪聲水平下的處理效果，首次提出了理想白噪聲條件下提取局部放電信號的曲線，分析了各種因素對該演算法下信號失真的影響。
  7. The delta rhythm will disappear, to be replaced by the activity pattern of brain waves

    節奏消失，並被腦電波的運動圖形取代。
  8. When the frequency is below than the cut - off frequency of the waveguide, the field intensity decays exponentially with distance along the waveguide and the wave is called evanescent wave

    當頻率低於波導的截止頻率時，電磁波在波導中與距離成指數規律衰減，是一種消失波。
  9. Chaper 4, we put forward the concept of the near - field speckles and study their properties by the numerical solution of the integral equation based on the green ' s theorem. we study the near - field speckles produced the by random self - affine fractal surfaces of dielectric medium. the speckle intensities evolve considerably in the near - field region and the local fluctuations in them disappear in the distance of a wavelength

    在第四章中，我們提出了近場散斑的概念，並依據介質界面電磁波的格林積分摘要方程對自仿射分形隨機表面產生的散斑光場進行了數值計算模擬研究，發現近場散斑分形特徵與自仿射分形隨機表面的特性有關，且這種分形特徵在非近場區域消失。
  10. We bringed forward harmonic wave testing means which is based upon wavelet transform, and follow the change of electric system harmonic wave current time, and accurately tested the harmonic wave signal of abruptly arisen and disappear

    提出了基於小波變換的諧波檢測方法，可以實時跟蹤電力系統諧波的變化，能夠準確的檢測到突然出現和消失的諧波信號。
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