radio noise 中文意思是什麼

radio noise 解釋
距離噪聲
  • radio : n. 1. 無線電訊[電報，電話]；無線電，射電。2. 無線電廣播；無線電（廣播）臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播]；（向…）作無線電廣播[傳送]；用X射線拍照；用鐳醫治。
  • noise : n 1 聲音，聲響。2 叫喊；嘈雜聲，噪音；喧鬧聲；吵鬧，騷動，騷擾。3 〈古語〉謠言，風聲。4 〈美國〉...
  1. Low noise amplifier ( lna ) is widely used in front end of a received set of mobile communication 、 wireless radio 、 blueteech technology and so on 。 the active device is the core of the circuit and has significant effects on the whole equipment, therefore, the design of the active device is vital in lna

    微波低噪聲放大器（ lna ）廣泛應用於移動通訊、無線電、藍牙技術等的rf前端。 lna中的有源器件是整個電路的核心，對整個放大器電路的性能有著重要的影響，因此有源器件的設計是lna的關鍵技術之一。
  2. There is much noise in this radio.

    這收音機雜音很多。
  3. It ' s jam characters are similar to radio - frequency noise jamming. relayed frequency shift jamming has good effect on pc radar

    轉發移頻脈沖干擾對于脈沖壓縮雷達是極為有效的干擾。
  4. Radio - frequency noise jamming is an effective jamming to pulse compressed ( pc ) radar. it shows the best jam quality when it ' s bandwidth equals to the jammed signal ' s bandwidth and it ' s central frequency equals to that of the jammed radar ' s receiver

    射頻噪聲干擾對脈沖壓縮雷達是一種有效干擾，在其帶寬等於雷達信號帶寬，中心頻率對準雷達的中心頻率時具有最佳的干擾品質。
  5. The 21 - year - old at the other edge of the earth, accompanying with the playing shoes sound from the stage of the living theater, the sound of the steam - whistle when a train is passing by, the sound of falling leaves, the sobbing voice, the busy noise of telephone & radio, the tone of the growing - up footstep, the voice of saying good - bye, the beating tone of the heart, hurry up

    地球那一端的二十一歲，伴著舞臺劇篤篤的皮鞋聲，火車轟鳴而過的汽笛聲，落葉的唰刷聲，抽泣聲，電話的忙音聲，收音機的茲茲聲，成長中的腳步聲，道別聲，心臟的跳躍聲，匆忙而至。
  6. However, psm also have some disadvantages, for example, the output voltage ripple is large at light load and the system maybe produce radio frequency noise

    但psm也具有不可避免的缺點:輕載時輸出電壓紋波較大，且易引入音頻噪聲。
  7. Radio interference characteristics of overhead power lines and high - voltage equipment - code of practice for minimizing the generation of radio noise

    架高線和高壓電器無線電干擾特性.第3部分:降低無線電噪聲慣例
  8. Then by the method of computer simulation, the following jamming patterns are made quantitative analysis, radio - frequency noise jamming, continuous single tune jamming, continuous noise amplitude - modulated jamming, relayed frequency shift jamming, and the key factor which affect the quality of these jamming patterns

    然後在此基礎上，通過計算機模擬分析，定量地討論了射頻噪聲干擾、連續正弦波干擾、轉發移頻脈沖干擾以及影響它們干擾品質的因素，並以壓制系數為衡量標準，進行了干擾效能分析。
  9. The underwater - radio buoy for use as obtaining the ocean ' s acoustical parameters, applied for synthetic experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data for all kind of underwater acoustic experimentations, for example, acoustic propagation, reverberation, ocean ' s noise etc. the system can not only reduce requires in quantity of using ships and scales in military strength equipment but also keep away from ships environments, reduce background noise and increase the quality of the gathered data

    海洋環境參數獲取浮標監測系統用於海洋水聲環境綜合考察試驗中，獲取和記錄水聲傳播試驗數據。該系統不但可以減小參試艦船數量要求，降低兵力配備規模，而且可以遠離艦船環境，降低背景噪聲，提高所採集數據的質量。因此，浮標的研製對于保證未來海試完成既定試驗目標、順利完成試驗項目具有重要意義。
  10. Because the noise that affects radio signals is partly, but not completely, manifested in amplitude variations, wideband fm receivers are inherently less sensitive to noise

    因為影響到無線電信號的噪音只是部分的，而不是整體出現于波幅變化中，調頻寬頻的接收器自身對噪音不夠敏感。
  11. And some useful rules are concluded from these experiments. the pd signals on different frequency scopes are surveyed, and the thesis explores anti - noise narrowband detection of partial discharge signals. for the first time the thesis brings forward the choosing - frequency detection of pd ground on the radio frequency communication

    同時，進行了局部放電不同頻段信號檢測，為窄帶抗干擾檢測技術奠定基礎，並首次提出基於射頻通訊原理的選頻檢測原理及檢測設想；在實驗室中進行了局部放電超高頻信號的檢測，驗證了超高頻法檢測局放信號時對空間電暈干擾的抑制作用。
  12. The radio surveillance digital system can identify the modulation format and parameters by data acquisition and signal processing in the complicated signal environments with noise

    無線電監測調制識別系統能夠在復雜環境和噪聲干擾情況下對信號採集和處理確定信號各種參數，解調信號，從中獲取信息。
  13. Some valuable conclusions are summarized by theoretical analysis and simulation experiments : from the side of signal processing, pulse jamming can be deleted by the method of time - domain sliding window accumulation and can be restored by interpolative prediction. ; gauss white nose can be attenuated while jamming disperse point - target by the method of time - frequency analysis in time - frequency domain. ; radio frequency noise jamming can be deleted by the method of average range frequency spectrum and notching in frequency domain

    通過大量的理論分析和模擬實驗，得到了一批具有一定價值的結論：從信號處理的角度出發，對于脈沖式干擾，能夠運用時域滑動窗口積累的方法去掉，並且通過預測插值得到較好的恢復；對于高斯白噪聲干擾，在時頻變換域內應用時頻分析方法可減小其對分散點目標的干擾；對于射頻噪聲，通過平均距離頻頻法和頻域陷波的方法可以去掉；從改變合成孔徑雷達系統角度出發，類似雙基地雷達能夠避免各種干擾，對發射信號進行調幅，調相以及改變調頻斜率都是較好的抗干擾方法。
  14. 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，從影響瞬變電磁法幾種主要因素入手，探討了壓制地質噪聲的途徑，明確了回線邊長與探測深度、供電電流與信噪比的關系。
  15. The autocorrelation function of the pn code is similar to that of the white noise, which has the randomicity. the pn code phase modulation fuze just works on the basis of this characteristic. the fuse, having excellent cut - off performance of the distance and strong anti - jamming capability, is one of the radio fuze of the predominant performance

    偽碼引信是利用偽隨機序列的自相關函數類似於白噪聲相關函數的隨機特性而工作的，這種引信距離截止特性好，抗干擾能力強，是一種性能優越的無線電引信。
  16. Methods of measurement for radio equipment used in satellite earth - stations ; measurement for sub - systems ; low - noise amplifier ; identical with iec 60510 - 2 - 3 : 1989

    衛星地面站無線電設備的測量方法.分系統測量.低噪聲
  17. Methods of measurement for radio equipment used in satellite earth stations ; part 2 : measurements for sub - systems ; section three : low - noise amplifier

    衛星地面站用無線電設備的測量方法.第2部分:分系統的測量.第3節:低噪聲放大器
  18. Methods of measurment for urban radio noise

    城市無線電噪聲測量方法
  19. Radio interference characteristics of overhead power lines and high - voltage equipment ; part 3 : code of practice for minimizing the generation of radio noise ; identical with cispr 18 - 3 : 1986

    架空電力線和高壓設備的無線電干擾特性.第3部分:使無
  20. One can even receive product groups such as data lines, wall outlet boxes and radio noise filter or also fuses with apsa elektrotechnische fabrik sauerwein gmbh co kg

    請您訪問我們的主頁或者發送給我們電子郵件，垂詢當前的產品類別和服務。
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