chirped 中文意思是什麼

chirped 解釋
啁啾效應線性調頻的
  1. A bird chirped nearby somewhere.

    一隻小鳥在附近什麼地方吱吱地叫著。
  2. More interesting, when these ticklish rats were interbred for four generations, the offspring chirped twice as often as their great - grandparents

    更有意思的是，這些喜歡癢癢的老鼠，經過4代之後，發出吱吱聲的比率竟可達到它們的曾祖父母的2倍。
  3. Joyful birds chirped amid the rejuvenated plants and trees, as if singing a paean to god s grace

    雨後，天空放晴，樹木花草生機盎然鳥兒歡唱，似乎在禮贊上帝的恩典！
  4. Abstract : temporal properties of the second - ordre process with a chirped incident pulse are theoretically calculated. the chirp influences the irradiance and the pulse shape of the second harmonic wave with large phase mismatch. the phase distortion of all three waves is dependent more strongly on the chirp than on the phase mismatch

    文摘:討論了在大相位失諧下，基波為頻率啁啾脈沖的二次諧波產生過程，結果表明選取合適的啁啾參量可以使二次諧波的光強提高，但同時會使其波形和相位發生變化.三波相位的畸變主要取決于入射的基波啁啾脈沖，而與相位匹配的失諧量關系不大
  5. In chapter 4, the spectral characteristics and its application in optical add - drop multiplexer ( oadm ) and in multi - channel dispersion compensator of linearly chirped moir fiber grating are studied. according to the coupled - mode theory and considering the construction features, we derive the couple - mode equations that describe the mode interaction in this kind of grating

    首先從耦合模理論出發，結合線性啁啾moir光纖光柵的結構特性，建立了分析線性啁啾moir光纖光柵的耦合模方程，通過數值求解耦合模方程，研究了線性啁啾moir光纖光柵的光譜特性和時延特性。
  6. ( 4 ) finally, the ginzberg - landau equation is considered. by the ansatz method, the chirped femtosecond solitonlike solution is given, and the stability of the solutions are studied in detail by linear stability analysis with variation method. also the long - distance stability of the ultrashort pulse and the interaction between the solutions are also discussed by numerical method

    （ 4 ）討論描述超短光脈沖傳輸的高階ginzberg - landau方程，給出該方程的啁啾類孤波解，並利用變分法解析地討論啁啾類孤波解的線性穩定性，同時研究這種類孤波解的長距離穩定性和相互作用。
  7. Theoretical study on pulse properties of optical parametric chirped pulse amplification

    光參量啁啾脈沖放大過程中脈沖特性理論研究
  8. The study of the soliton - effect compression of chirped pulse in optical fibers with the method of split - step fourier

    採用分步傅立葉方法研究初始啁啾脈沖的孤子效應壓縮
  9. We study the propagation of ultrashort chirped pulse beams in free space. the results show that the chirp influenced on the spatial singularity more than the width of the pulse beam

    但是對于啁啾脈沖光束，啁啾導致的脈沖光譜展寬仍然會導致脈沖光束的空間奇異性，脈沖啁啾比脈沖長度對脈沖空間奇異性出現的影響更大。
  10. Then the non - paraxial property of chirped pulsed beam and the variation of the non - paraxial correction induced by the variation of the pulse function are respectively discussed to illustrate the influence of the spectrum property on the non - paraxial property of the pulsed beam

    首先分析了超短脈沖的光譜性質對其傍軸近似條件的影響，然後分別討論了啁啾脈沖的非傍軸性質以及不同脈沖形式所導致的不同非傍軸特性。
  11. Since ti : sappire owns many great properties, chirped pulse amplification based on ti : sappire makes rapid technical progress and many developed countries have built up 100tw - grade ti : sappire ultrashort and ultrahigh pulse laser system. optical parametric chirped pulse amplification gets great academic interests because of its many merits

    由於鈦寶石晶體的優良性能，以鈦寶石為增益介質的啁啾脈沖激光放大技術飛速發展，世界各科技大國相繼建成了百太瓦級的鈦寶石超短超強脈沖激光裝置。
  12. Ultrashort pulse amplification, including chirped pulse amplification ( cpa ) and optical parametric chirped pulse amplification ( opcpa ), has been becoming one of the hot researches in the field of ultrashort pulse laser technology because ultrashort and ultrahigh intensity pulse laser has important applications in high field physics, such as x - ray laser, icf, laboratory astrophysics, laser particle accelerator, and so on

    由於超短超強脈沖激光在x射線激光、慣性約束核聚變、實驗天體物理、激光粒子加速器等強場物理研究領域內的重要應用，超短脈沖激光放大技術目前已成為超短脈沖激光技術研究的熱點之一。它包括啁啾脈沖放大（ cpa ）和光參量啁啾脈沖放大（ opcpa ）兩大類。
  13. The theoretical part mainly refers to studies of optical parametric chirped pulse amplification. we analyze some basic theories of opcpa, such as phase matching, parametric bandwidth, walk - off in space and time, gain property and so on, and compare the basic properties of bbo, lbo and kdp

    理論部分主要是對新興的光參量啁啾脈沖放大技術的相位匹配、參量范圍、時空走離、增益及帶寬特性等基礎理論進行了分析，並對常用的bbo 、 lbo和kdp基礎特性進行了比較分析，這對于光參量啁啾脈沖放大系統的設計具有一定的實際意義。
  14. Under the condition that the beam is chirped, demands for soliton formation from gauss beam and the evolution equations of the beam chirp in the propagation are obtained

    我們得到了在光束具有線性空間啁啾的條件下高斯光束形成孤子的條件以及傳輸過程中光束啁啾的演化方程。
  15. The pulses can be broadening and become negatively chirped while propagating in anomalous dispersive media. in normal dispersive media, the pulses can be broadening, positively or negatively chirped, or even the dispersion - free propagation can be achieved, if the beam and material parameters are suitably chosen

    在負色散介質中傳輸時，脈沖會變寬、帶有負惆啾:而在正色散介質中傳輸時，脈沖會變寬、帶有正惆啾或負叨嗽，當光束和色散參數滿足一定條件時能實現「無衍射無色散」傳輸。
  16. The spectral and group delay characteristics are studied and the potential uses of this type of grating for wavelength selection and dispersion compensation are discussed. a novel scheme of oadm configuration based on linearly chirped moir fiber gratings is proposed. we have designed a lcmfg to compensate dispersions for eight channels at the same time

    在此基礎上，提出了一種新型的基於線性啁啾moir光纖光柵的光分插復用器（ oadm ）的結構設計方案；並設計出一種中心波長、相鄰中心波長間隔都符合itu規定的dwdm波長標準的基於線性啁啾moir光纖光柵的多通道色散補償器件。
  17. The transmission of chirped long - period fiber gratings

    三包層長周期光纖光柵諧振波長與薄膜光學參數的關系
  18. Study on simulation of reflection spectrum and group delay in chirped fiber grating

    啁啾光纖光柵反射譜與時延模擬研究
  19. And my hand reached in, like in a nest, for the wealth of the peoples ; and like one who gathers abandoned eggs, i myself gathered in all the earth ; and none fluttered a wing, or opened a beak and chirped

    14我的手構到眾民的財寶，好像人構到鳥窩；我也收聚了全地，好像人收聚被棄的雀蛋；沒有動翅膀的，沒有張嘴的，也沒有鳴叫的。
  20. The analytical expressions of reflectance and penetration depth of a light beam transmitted in the back - side - coated chirped mirror are obtained through couple - mode equations with boundary conditions

    摘要應用耦合模方程對光波在後端鍍膜啁啾反射鏡中的傳播規律進行分析計算，在分析的過程中加入了邊界條件的影響，推導出後端鍍膜啁啾反射鏡在理想情況下的反射率和穿透深度的解析表達式。
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