調諧特性 的英文怎麼說

中文拼音 [diàoxiéxìng]
調諧特性 英文
tuning characteristic
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
  • : 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 ...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. The near - stoichiometri litao3 has excellent speciality, such as high efficient conversion, tune conveniency, biger size and high damnify value etc. in this dissertation, the theory of quasi - phase - matched ( qpm ) technology and optical parametric oscillation ( opo ) was expatiated and studied first

    近化學計量比litao3 ( slt )晶體在做參量振蕩方面具有轉換效率高、調方便、尺寸大、損傷閾值高等非常好的。本文首先對準相位匹配技術和光學參量震蕩器的理論進行了闡述和分析。
  2. Experimental results show that the bistable of tuned substrate self - bias was determined by discharge gas pressure, discharge power and tuning circuit parameters etc. the bistable exists is because of there is capacitive coupling in icp system and sheath capacitance is nonlinear

    實驗結果表明這種跳變回滯現象與等離子體的放電氣壓、射頻功率以及調外電路的參數等多種因素密切相聯系。而產生跳變回滯現象的原因是icp中存在容耦合以及鞘層電容具有非線
  3. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次,針對acem系統有的「電源波」,深入分析了濾波器方案,得到了一種適用於acem系統波抑制的串聯混合型有源電力濾波器優化拓撲結構,並採用了pwm調制技術、中頻注入變壓器和磁勢補償原理有效地解決了串聯apf中低頻波功率補償信號傳輸的難題。
  4. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻負載或阻感負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  5. In view of this situation this article has conducted research to the design of metallurgy auxiliary biography with the frequency conversion table electrical machinery first multianalysis to the frequency changer and the frequency conversion table electrical machinery movement characteristic is carried out, the voltage waveform harmonious which the frequency changer outputs is big, attacks in a big way, and the voltage climbing rate reaches as high as 6600v / mu s which is 20 times ordinary sine alternating voltage, the rolling mill auxiliary biography table set the extremely strict request to the electrical machinery ; its movement frequency is very low, rate frequency in 8 - 20hz ; the velocity modulation scope is wide, the lowest movement frequency lowers to 1hz, and the starting number of times is quite frequently, each hour reaches as high as 600 - 800 time, the impact shoulders in a big way, the overload capacity request is high

    針對這一情況本文對冶金輔傳用變頻輥道電機的設計進行了系統研究。首先對變頻器和變頻輥道電機的運行進行詳細分析,變頻器輸出的電壓波形波大,沖擊大,電壓上升率高達6600v / s ,是普通正弦交流電壓的20倍;軋機輔傳輥道對電機提出了十分嚴格的要求:其運行頻率很低,額定頻率在8 - 20hz ;調速范圍寬,最低運行頻率低到0 . 5hz ,起動次數相當頻繁,每小時高達600 - 800次,沖擊負荷大,過載能力要求較高。
  6. During corticofugal inhibition, the percent change of frequency - intensity response area of eftcs had significant correlation with the percent change of that of iftcs. these data suggest that cortical neurons are likely to improve frequency information processing of inferior collicular neurons by modulation of iftcs

    當聲源方位由記錄部位對側移向同側時,大多數神經元接受的gaba能抑制輸入的量增加,與興奮輸入整合后,導致了頻率調諧特性的方向差異。
  7. With the development of science and technology, more and more oxide crystals are synthesized by more and more advanced technique, the new oxide crystals are incessantly synthesized and the new characters of oxide crystals are incessantly founded. corundum dopped with impurity not only is cherished because of it ' s beautiful appearance, but also is used in the fields such as electrotechnics, mechanism, laser, the optic apparatus and the underlay of semiconductor. sapphire dopped with ti3 + is the best material of the tunable solid laser. zno crystal is material of the direct gap semiconductor ( the width of forbidden band : 3. 37ev ). the excited emission in zno crystal at room temperature has been found, so the ultraviolet luminescence in zno semiconductor can be acquired at room temperature

    含有少量雜質的剛玉晶體( - al _ 2o _ 3 )不僅由於其色澤艷麗成為人們珍愛的名貴寶石,而且由於它具有的優異能,被廣泛應用於電工、機械、激光器,光學器件和半導體襯底材料。鈦藍寶石是目前最優異的固體寬帶調激光材料,用於製作飛秒脈沖可調激光器。氧化鋅晶體是直接帶隙寬禁帶半導體材料(禁帶寬度3 . 37ev ) ,現已發現具有室溫下受激發射,有可能實現室溫下半導體紫外發光。
  8. By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper

    課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷變等優點,分別實現了系統所要求的高質量寬帶本振源和小步長頻率捷變;採用電調選頻技術,則大大改善了接收機的選擇和抗干擾能力。
  9. The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge

    單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進,對光濾波器的常規能指標、時域和動態可調諧特性提出了更加苛刻的要求,鑒於此,本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。
  10. The effect of flexure support to the dtg precision is studied, and the drift equation of dtg is give

    研究了撓支承對動力調速率陀螺儀精度的影響,推導了動力調速率陀螺儀的漂移公式。
  11. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要點、發展概況、主要能指標和技術點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程,同時對線區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的振頻率、間隙阻抗實部和外觀品質因數等參數。
  12. Due to temperature performance of fbg, a reference fbg is adopted to compensate temperature and the compensation principle is expounded. moreover, this scheme not only realizes temperature compensation but also reduces repeatability error of ffptf and errors from power fluctuation of light source, noise of pd and noise of electro - circuit. in the end, temperature and strain performance of fbg is tested and

    基於光纖光柵的溫度響應,提出用一個參考光柵來進行光纖光柵傳感陣列溫度補償的設計方案,並論述了其補償原理,證明了該方法的可行;同時可以看出,該方法不僅可以實現溫度補償,也可以減小光纖f - p可調濾波器的重復誤差以及光源功率波動、探測器噪聲和電路噪聲等引起的誤差。
  13. 2. second harmonic generation in superlattice is derived from the coupled equation of three waves i discusing the relationship between the period of ppln and pumping wavelength. 3. on the theory of optical parametric oscillators, ppln - opo are analyed. theoretical analysises on temperature tuning and period tuning are presented

    以光參量振蕩理論為基礎,分析了ppln opo在不同泵浦波段的調諧特性,重點討論了加ln opo的溫度調和周期調諧特性以及ppln opo的溫度帶寬周期帶寬,從理論上研究了ppln opo信號光的轉化效率和輸出
  14. In the section of experiment, we focused on the research of optical system of optical parameter oscillation, computer controlling data sampling closed - circuit system and technology of computer controlling feed - back. in the section of optics, we used present condition to do the experiments about optical parameter effect and got a series of characteristic curve on power transition efficiency and output power

    本文的實驗部分主要側重於智能化光參量系統的光學部分、計算機控制數據採集閉環系統以及計算機控制反饋技術的研究。在光學部分,本論文利用現有實驗條件進行了參量振蕩器頻率調的研究,得到了調曲線,並做了輸出參量光的能量轉換效率以及輸出功率的實驗,得到一系列曲線。
  15. This thesis presents the theoretical analysis about the design of the tunable antennas with multilayered structure theory and microstrip antenna ' s analytical methods. and it improves three typical kinds of antennas, and uses the voltage controlled ferroelectric materials. we analyze the tuning features of the antenna by simulation under the condition of different permittivity of the ferroelectric materials, and discuss the feasibility of improvement from microstrip antenna to tunable antenna

    本文結合多層介質理論及微帶天線的分析方法對可調天線進行理論分析,並對矩形貼片天線、圓形貼片天線、微帶振子天線三種典型的微帶天線結構進行改進,引入壓控鐵電薄膜材料,模擬分析在改變鐵電薄膜介電常數條件下天線的調諧特性,討論微帶天線改進為可調天線的可行
  16. First, the tunability of optical parametric oscillater ( opo ) in ppln was analyzed

    本文首先對周期極化鈮酸鋰的光參量振蕩( opo )調諧特性作了分析。
  17. In the third chapter, we analyzed the second harmonic generation ( shg ) in theory just like the second chapter and get diffe rent results in different conditions

    在本文第三章,如同第二章討論,對倍頻( shg )調諧特性也作了理論計算分析,得到了在各種條件下的不同結果。
  18. We discuss the relationship of the properties of the wavelength tuning v. s. applied voltage > working temperature and duty - cycles when the voltage applies on the single domain or the dual domain

    討論了ppln在單疇、雙疇分別加電壓的情況下,其波長調諧特性與外加電壓、晶體溫度及占空比的關系。
  19. This paper analyzes the optical characteristics of fiber grating according to the theory of mode - coupling in nonsymmetrical optical wave - guide, which affords the gist for the testing of optical characteristics and tuning characteristics of fiber grating. moreover, we deduce the linear relationship between reflected wavelength shift of fiber grating and vertical displacement of cantilever beam which the fiber grating is sticked on

    論文根據非均勻光波導中的模式耦合理論,分析討論了光纖光柵的光學徵,為光纖光柵的光學調諧特性的測試提供理論依據;並根據材料力學原理推導了光纖光柵波長漂移量與側向位移的線調關系。
  20. The steady state and transient characteristics of the aceg system are simulated, the harmonics of the emf and stator current and rotor current as well as mc ' s input current are researched. the operation characteristics of aceg with mc as an exciter are compared to those of aceg with ac - dc - ac converter and cycloconverter as an exciter. the results in this thesis will be helpful to the design of the aceg excitation control system

    利用所建模型,對交流勵磁發電機系統的穩態調、暫態進行了模擬研究;模擬研究了發電機定、轉子電流和感應電勢及變頻器輸入電流波形,並作了相應的波分析;與交-直-交變頻器和交-交變頻器作勵磁電源時發電機的運行進行了對比分析。
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