頻率間隔 的英文怎麼說

中文拼音 [bīnlǜjiāngé]
頻率間隔 英文
frequency gapping
  • 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...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 隔 : partitionseparate
  • 頻率 : frequency; rate
  • 間隔 : interval; space; spacing; blanking; blank; region; distance; gap; intermission
  1. On the base of researching the theory of the scheme and analyzing the signal feature, it is obtained that the existence manners and character of distance information in the differential frequency signal. at the same time, a new conclusion is gained that the technology of frequency agility can decrease the constant error of system. it is also to say that frequency agility and frequency modulation fixed - distance fuze has the similar feature to random period frequency modulation fixed - distance fuze. according to the theory of address coding in the hopping - frequency communication, the paper presents the principle of selecting the frequency agility sequence which fit to the radio fuze and constructs the frequency agility sequence family based on the rs codes

    在深入研究方案原理和分析信號特徵的基礎上，獲得了該體制引信差頻信號中，距離信息的存在形式和特點，得出了頻率捷變技術的引入降低了系統定距固定誤差這一新的結論，即頻率捷變調頻定距引信在定距性能上具有類似隨機周期調頻定距的特徵。本文引入跳頻通信地址編碼理論，結合無線電引信的具體特徵，提出了適用於無線電引信的頻率捷變序列的選擇原則，並構造了基於rs碼的寬間隔頻率捷變序列族。
  2. You are a range above 100 ghz it is necessary to do the pyramids from polyfoam imbrued by graphite and suffuse with crystal magnesium seven water

    頻率范圍在3200赫茲到100千兆赫之間，只簡單需要幾個鋼或鋁的簡單隔熱層。
  3. It is discoverde that with a looped feedback circuit, the dds acousto - optic mode locking has the function of tracking the frequency interval of the laser resonator longitudinal mode, and stabilizing the quality of the laser beams

    Dds聲光鎖模器在增加閉環反饋環路后，可以跟蹤激光諧振腔縱模頻率間隔變化，穩定激光光束輸出質量。
  4. Because hrv signal is unevenly sampled, direct spectrum estimation will cause wrong result. resample on hrv signal is necessary. in this chapter after comparing different evenly sampling methods, the best way - cubic spline interpolation is adopted in spectrum estimation

    由於心率變異信號是一種不等間隔采樣信號，不能直接採用傅立葉變換的方法進行頻譜分析，因此將心率變異信號等間隔化是必要的。
  5. Ftt makes the frequency sampled at a same frequency interval on unit circle, and the frequency interval limits the practical range - precision of the radar, and makes range precision at an equivalent level with range - resolution

    由於fft的實質是頻率在單位圓上的等間隔采樣，其采樣間隔限制了雷達的實際測距精度，使得其測距精度與其距離分辨力處于同一量級。
  6. In wavelength conversion based on four - wave mixing ( fwm ) in soa, balance efficiency can be obtained in larger range when increasing saturation power of the optical amplifier and decreasing the saturation power of spectral hole burning and carrier heating

    而在基於soa的四波混頻（ fwm ）波長轉換中，在提高光放大器飽和功率的同時減小光譜燒孔（ shb ）和載流子加熱（ ch ）飽和功率可有效提高較大頻率間隔處的轉換效率，並保持其在較大頻率失諧范圍內的效率均衡。
  7. Product comparison - frequency counters and time interval counters

    產品比較頻率計數器時間間隔計數器
  8. The components occur at infinitisimally small frequency.

    分量是在無限小頻率間隔上出現的。
  9. Miniopterus schreibersii parvipes emits calls with short duration, long interpulse intervocal, narrow fm sweeping and low duty cycle

    24khz ，調頻帶較窄，聲脈沖時間較短，聲脈沖間隔時間很長，能率環較低。
  10. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念，建立了正弦脈寬調制（ spwm ）逆變器供電異步電動機，考慮主磁路飽和時的變頻調速系統整體數學模型，模擬系統的低頻振蕩；其次從逆變器-異步電動機系統能量轉換角度出發，提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c （ f _ c為逆變器載波頻率）來判定系統是否出現低頻振蕩；最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  11. Since 1960 ", the methods for charactering time - frequency stability in time - domain have been in progress. the methods include allan variance, modified allan variance, time variance, hardamard variance, total variance, time interval error ( tie ) and maximum time interval error ( mtie ), of which tie and mt1e are usually used for telecommunication network

    自20世紀60年代以來，時間及頻率穩定度的表徵方法一直在不斷的發展，有阿侖方差、修正阿侖方差、時間方差、哈達瑪方差、總方差以及常用於電信網路的時間間隔誤差（ tie ）和最大時間間隔誤差（ mtie ） 。
  12. You can also specify the duration of each occurrence, when the task will occur, and how often ( or for how long ) it should recur

    還可以指定每次發生的工期、時間和頻率（或間隔） 。
  13. However, this algorithm is not fit for the detection of the signals whose frequencies are very close to each other

    但是該演算法不適用於檢測頻率間隔很近的諧波和間諧波。
  14. With the frequency become more and more destinty, the frequency divided into kinds of communication systems become more and more narrow

    通信頻率資源的日益緊張，分配到各類通信系統的頻率間隔越來越密。
  15. Abstract : applied the principle of electromagnetic interference prediction, interference multi - predictions are made to solve the frequency spectrum administration in accordance with collective using radio sets in integrated communication command system. this paper obtains the frequency interval between radio sets making sure the electromagnetic compatibility

    文摘:應用電磁干擾預測的原理，針對一體化通信指揮系統中，多部電臺集中使用所帶來的頻率管理問題，進行了干擾多級預測，得出了保證電磁兼容性系統各電臺之間應滿足的頻率間隔，提出了通信網中通信頻率方案。
  16. The millimeter wave diplexers used in the ka - band satellite communications are investigated. these diplexers are of high working frequency, narrow passband and high selectivity, which demands the channel filters good performance

    所研究的毫米波雙工器工作頻率高（接近40ghz ） ，收發通道帶寬窄、接收頻率和發射頻率間隔很小。
  17. Frequency diversity technique is effective in suppressing age if the frequency interval is big enough to remove off the correlation between the pulses transmitted by radar, wide - band mmw radar can satisfy the requirement but conventional microwave radar can t

    頻率分集技術抑制目標角閃爍的有效性，取決于去除脈間相關性的性能，即要求雷達發射信號必須有較大的頻率間隔，寬帶毫米波雷達正好滿足了這一常規微波雷達不能滿足的要求。
  18. In this thesis, the effect of different frequency interval and power allocated of multiple - tone interference on the performance of the proposed scheme is analyzed by simulation results

    模擬結果表明，多音干擾的頻率間隔越大時，該演算法的干擾抑制性能越好。
  19. Duplex frequency separation

    雙工頻率間隔
  20. Frequency response and separation test record

    頻率響應和頻率間隔的測試唱片
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