移頻 的英文怎麼說

中文拼音 [yíbīn]
移頻 英文
frequency shift
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  1. Jhs - d shift frequency aptitude transmitter mixer : system introduction

    海之升數字移頻擴聲系統簡介：
  2. Jhs - m shift frequency feedback controller is made of digital shift frequency and four sect parameter balance with two routes balance and no balance input end

    Ds - m數字移頻反饋控制器:海之升數字移頻反饋控制器性能簡介
  3. Middle conference room six microphone : jhs - d shift frequency aptitude transmitter mixer 1 6 set conference microphone hc - 808 bigger conference room 12 set microphone jhs - d shift frequency aptitude transmitter mixer 2 12 set conference microphone hc - 808

    中小會議室六支麥克風: jhs - d型移頻智能話筒混音器1臺6支會議麥克風hc - 808
  4. Jhs series power ampilifier is a new generation equipment of teaching power amplifier, which can restrains howl and can increase plus by 6 - 10db. the distance of picking up sound can be increased to 3 - 6 meters. if only you install three or four pcs of interface mike, the scope of picking up sound can cover with all over the platform without any equipment and you can prelect

    Jhs教學型數字移頻擴聲器是新一代教學擴聲設備，它能夠有效的抑制擴聲嘯叫，提高傳聲增益6 - 10db ，話筒的拾音距離提高到3 - 6米，只需在教室安裝3 - 4支界面話筒，拾音范圍就能覆蓋整個講臺，無需攜帶任何設備，即可進行講課，使演講者徹底擺脫話筒的束縛，擴大了演講者的活動范圍
  5. Study of modulation signal ' s parameters in resonance type jointless shifting frequency track circuit

    諧振式無絕緣移頻軌道電路調制信號參數研究
  6. The frequency shift keying modulation is widely used in hf digital communication

    移頻鍵控是短波數字通信中常用的一種調制方式。
  7. Frequency shift telegraphy

    移頻電報術
  8. Frequency transposition algorithm in hearing instruments

    移頻助聽技術與移頻助聽器
  9. 2. chairman unit goes with a set of earphone with reprehensive unit

    網路實名：海之升數字移頻器
  10. The key factors of the relayed frequency shift jamming to it ' s quality are it ' s frequency shift amount and the time delay between the jamming pulse and the jammed signal

    決定轉發移頻脈沖干擾品質的是其移頻量和與信號脈沖的相對延遲時間。
  11. Second, research and analyze the feature of signal of pulse compression radar, and discuss the principle and characteristic of pulse compression technique, that are linear frequency modulation and phase coding. the above two mathematic model is constructed, and shift - frequency noise is imposed on the models, and anti - nose ability is evaluated and simulated

    通過對脈沖壓縮雷達的信號特徵的研究和分析，通過研究線性調頻和相位編碼脈沖壓縮技術的原理和特點，建立了這兩種雷達的數學模型，並對此進行移頻干擾和相位編碼雷達干擾，並進行干擾性能的評估和模擬研究。
  12. 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。
  13. 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。
  14. Impact will allow you to hear the high frequency speech cues that traditional amplification does not

    「移頻」可以使您聽到並辨別傳統助聽器無法使您聽到的高頻語言聲。
  15. With two routes balance and no balance input end. allow the connect mode of international card dragon and big 6. 5 core

    具備兩路平衡-非平衡輸入端子，有兩路平衡非平衡輸出端子，兼容國標卡及大6 . 5芯連接方式，增益0db ，移頻量0 - 10hz可調
  16. The consistent mass matrix for the assembled element was derived to transform the dynamic equation to the generalized eigenvalues problem that can be solved using the inverse iterative method. moving frequency technique was also adopted in the calculation

    本文還推導了組合單元的一致質量陣，將動力學方程轉化為廣義特徵值問題，用逆迭代法求解，並在計算中採用「移頻」技術，對潤揚懸索橋和青馬大橋進行了振動計算。
  17. The example in the paper shows the efficiency of shift frequency together with inverse iteration to perform the dynamic topology optimization with frequency constrain

    文中的的算例表明移頻與逆迭代法結合后對頻率約束的動力拓撲優化問題非常有效。
  18. The two rails are not only signal lines of track circuits, but also loop current line of locomotive traction current in electrified railway block

    在電氣化鐵路區段，兩條鋼軌既是移頻信號的傳輸線又是機車牽引電流的迴流線。
  19. In testing upper frequency, lower frequency, and modulating frequency, the method of directly testing upper frequency and lower frequency then calculating carrier frequency is adopted

    在測量移頻信號的上、下邊頻及載波頻率時，採用直接測量上、下邊頻，然後由上、下邊頻求中頻載波的方法。
  20. Because frequency - shift signal is a kind of modulation signal, it ' s waveform is two ac sine signal of alternating i. e. upper frequency and lower frequency which was generated by low frequency modulating middle frequency

    由於移頻信號是一種調頻信號，其波形為低頻信號調制中心載頻信號后產生的低端載頻（下邊頻）和高端載頻（上邊頻）兩個交替變化的正弦交流信號。
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