相頻特性曲線 的英文怎麼說

中文拼音 [xiāngbīnxìngxiàn]
相頻特性曲線 英文
phase-frequency curve
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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...
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. The traditional analog frequency - sweeping instrument, which mostly uses the lc circuit as the frequency oscillator, is more expensive, too much bigger and heavy to carry. it can only display the curve of amplitude - frequency, but ca n ' t used to measure the phase - frequency, and ca n ' t used to print the curve of frequency response characteristic either. it brings many discommodity to the user

    傳統的模擬式掃儀大多是用lc電路構成掃振蕩器,它不僅價格昂貴,體積龐大,而且只能顯示幅,不能得到相頻特性曲線,更不能列印被測網路的,給使用者帶來諸多不便。
  2. Dynamic characteristic of the fan system was tested in this paper. the time constants of acceleration and deceleration was gotten and bode diagram of frequency response was presented. the results show that the frequency response of the system is satisfying in the range up to 0. 2 hz

    本文對風機系統的動態進行了測試,得到了它的加減速時間,並通過譜分析法得到了系統的幅響應( bode圖) ,結果表明系統在低於0 . 2赫茲范圍有較好的
  3. In the end, the main content of this dissertation is addressed. in chapter 2, based on the analysis of present vibrator ' s principle and structure, two kinds of transfer functions and frequency response curves of the vibrator, driven by voltage feedback power amplifier and current feedback amplifier, are given separately. and turnover frequencies between different frequency rangs are also given

    第二章分析了標準振動臺的工作原理和結構,在此基礎上,建立了標準振動臺的機械和電氣方程,給出了恆壓源和恆流源功放激勵下的振動臺傳遞函數及幅相頻特性曲線,列出了不同段間的轉折率。
  4. Compared with the induction meter, the electronic meter ' s measurement error is affected diminutively by the change of the frequency, that is to say, the electronic meter has a wide frequency respond characteristic and its error - frequency characteristic curve is flat. therefore, taking the whole energy as measurement standard, the measurement error of electronic meter is less than that of induction meter very much ; while the measurement error of electronic meter is bigger than that of induction meter when taking the basic energy as measurement standard

    和感應式電能表比,電子式電能表的計量誤差受率變化影響較小,具有較寬的率響應,誤差較為平坦,因此,在諧波存在下以全能量為計量標準時,電子式電能表的計量誤差遠遠小於感應式電能表的電能計量誤差,而以基波能量為計量標準時,電子式電能表的計量誤差比感應式電能表的計量誤差大。
  5. Imported from germany, elevator kiln produce high frequency, low power loss material : nh2c equivalent to tdk pc44 and high initialpermeability material : nh13a ui 13000. advanced controlling technique of internalatmosphere and temperature curve to ensure its excellent performance, their high quality and stable character will meet telecom and networkcustomers strictly demand. we specialized in manufacturings. m. p. s transformers, inductors

    公司引進德國鐘罩爐設備,採用先進的爐內氣氛控制方法和殊的氣氛,生產高低損耗功率鐵氧體nh2c材料當于tdk pc44及高磁導率鐵氧體nh13a材料ui 13000 ,充分滿足客戶對網路通訊用磁芯在能和穩定上近似苛刻的要求。
  6. Based on experimental research on electrical property of waterflooded rock we have found that variation of salinity has much effect on rock resistivity, and it makes that relation curves of complex resistivity and in - phase resistivity of rock under single frequency with water saturation are characteristic of u - style curve, just like relation curves of waterflooded rock resisitivity with water saturation, but salinity variation has little effect on rock dispersion property

    摘要通過水淹巖石巖電的實驗研究發現,地層水礦化度的變化,對巖石電阻率幅值的影響較大,致使單一率下的巖石復電阻率幅值和同電阻率也會象常規電阻率一樣,隨著含水飽和度的變化,出現" u "形,而對而言,地層水礦化度對巖石的影響較小。
  7. In the section 1, we have introduced the background and the recent advance of the flattened gaussian beam ; in the section 2, for the first time, we have calculated the type - i and type - ii shg conversion efficiency and simulated curves versus the crystal length, the pumping light polarization rate, the order of the flattened gaussian beam and the pumped power intensity, we obtain ed that the highest efficiency was influenced by the order and the polarization rate of the pumped flattened gaussian beam

    從三波耦合方程及clbo晶體的光學出發,討論了以平頂高斯光束入射時穩態的三波耦合方程的大信號倍解(包括類及類位匹配的倍解) 。計算了其在clbo晶體上的倍轉換效率與晶體長度,基波偏振分量比,基波階數及泵浦波強度之間的互影響關系。得出影響平頂高斯光束的最高轉換效率的因素是基波的階數n和泵浦波的偏振分量比d 。
  8. By using the solution developed and the frequency - dependent stiffness coefficient and damp coefficient, the dynamic behavior, especially the one concerned with the variation of the dimensionless maximum response along the depth, for the pile with finite length or with infinite length was studied. it was shown that to simplify computation a pile of finite length can be taken as the one of infinite length if the ratio of pile length to its diameter ( i. e. lid ) is greater than 15

    利用所得解,採用與關的剛度系數和阻尼系數的近似表達式,對有限長樁和無限長樁的動力別是對最大無量綱響應沿深度的變化進行了參數研究,表明在常見樁土參數下,當長徑比大於15時,可將有限長樁視為無限長樁以簡化計算。
  9. The mechanism for optical storage in these materials has been attributed to a statistical reorientation of the azobenzene chromophors perpendicular to the polarization of the incident electric field of the pump laser beam. the photoinduced birefringence and holographic storage in methyl orange dyes ( mo ) doped polyvinyl alcohol ( pva ) films were reported firstly in this thesis. the relationship between the photoinduced birefringence and the dye content and pumping power was investigated by using the writing light of 532 nm ( double - frequency of nd : yag laser ) and the reading light of 632. 8 nm

    本文研究了甲基橙( mo )偶氮苯染料摻雜聚乙烯醇( pva )薄膜的光致雙折射和全息光存儲,利用yag激光2倍( 532nm )作為寫入光, he ? ne激光( 632 . 8nm )作為讀出光,研究含有不同染料濃度pva薄膜的光致雙折射,探討了光致雙折射和泵浦光功率的關系,實現了全息光存儲,所得光柵生長包含快過程和慢過程,快過程以異構位光柵的生長為主,慢過程以取向光柵的生長為主,對此實驗結果本文給出了合理的理論解釋。
  10. 8 the frequency responses of a function are the plots of the amplitude and phase of this function versus frequency that are called the amplitude response and the phase response

    是這個函數的大小和位隨率的變化(情況) ,分幅
  11. The method is to judge whether a system is stable by analyzing the amplification of loop circuit based on amplitude frequency response and phase frequency or not

    這種方法是將電路的幅相頻特性曲線結合起來對環路增益進行分析,以此作為判斷系統是否穩定的依據。
  12. Ultimately, we obtained normalized abnormal curves for the frequency responses, through which we could reveal hew the sealed pressure case impacts the responses of the magnetic field sensor

    在響應輸出端,測取幅,獲得歸一化的對比資料和響異常,從而對密封前後磁場傳感器的能變化有較清楚的認識。
  13. The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach, the inverter ’ s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done. prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed

    以全橋橋式拓撲為例,論述了雙向電壓源型高環節逆變器單極控制的原理、逆變器在一個高開關周期內的十二個工作模式及其等效電路;採用狀態空間平均法建立了逆變器平均模型,獲得了這類逆變器的關鍵電路參數的設計準則和外;分析了系統穩定,並對逆變器高環節原理進行了數學分析。
  14. The twelve kinds of modes and equivalent circuits of voltage mode ac - ac mode ac / ac converters with high frequency link within one high frequency switching period are carefully analyses. by using the state - space averaging approach, the converter ' s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given

    以全橋橋式拓撲為例,論述了單極控制的原理、單極控制電壓源交?交型高環節ac ac變換器在一個高開關周期內的十二個工作模式及其等效電路。採用狀態空間平均法建立了變換器平均模型,獲得了關鍵電路參數的設計準則和變換器的外
  15. Then the general plan of underwater vibrators is put forward. in chapter 3, combining fluid - solid coupling theory and mechanical vibration theory, we get the coupling equation of moving parts and water. the dynamic characteristics of moving parts are studied with theory of finite element, and additional mass of moving parts is found in fluid - solid coupling field, which makes vibrator ' s natural frequency descend and amplitude - frequency curve downward shift

    第三章運用流固耦合理論和機械振動學理論結合的方法建立運動部件與水的耦合運動方程,利用有限元法對其的動態進行了研究,得到了在流固耦合場下運動部件存在的附加質量,該附加質量導致固有率下降,單位推力下的加速度整體下移。
  16. The other is to simulate simple lc filters which call ideal and real inductors model, then we can get the simulating results such as time 、 phase movement and amplitude - frequency specifications are very different mainly due to hysteresis. in all, this paper presents some called real inductors models and provides a design method of real inductor model

    模擬結果表明,調用磁芯電感模型的模擬比調用理想電感的情況滯后、幅值小,反映了磁芯電感元件的電感量、磁滯效應和磁滯損耗都影響濾波器的時移、移和幅
  17. Firstly, a relevant algorithm is presented for locating single - line - to - ground ( slg ) fault in distribution networks, fault functions are reasoned out and analyzed for single - phase and three - phase distribution lines, and criterion measure, which are based on the frequency, phase and shape characteristics of the fault function spectrums, are also presented for locating slg faults

    首先論文對三均勻換位路的故障定位進行了公式推導和數值計算分析,並在域內對故障函數的幅值、角和進行了分析,提出了應的故障定位判據。
  18. The at - cut crystal freqency - temprature characteristice is equivalent to an equation of the third order, it display excellent freqency stability over wide temprature range

    At切石英晶體元件的率溫度是一條三次,在寬溫度?圍內具有當良好的率穩定
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