linear dispersion 中文意思是什麼

linear dispersion 解釋
線色散
  • linear : adj. 1. 線的,直線的。2. 長度的。3. 【數學】一次的,線性的。4. 【動、植】線狀的;細長的。5. 由線條組成的,以線條為主的,強調線條的。
  • dispersion : n 1 分散,散開;散布,傳播;離散。2 【物理學】彌散,色散;【化學】分散作用;被分散物;分散相,分...
  1. Between chromospheric activity index and corona activity index of ms stars, there exist good linear relativity. but for evolution stars, this relation show a large dispersion

    我們發現主序星的色球與冕球磁活動指數存在著很好的線性相關性,而演化恆星的則表現出較弱的相關性。
  2. For example, in some applications an edg without input and output waveguides is preferable and it is much easier to fabricate. an edg of flat input / outputs can also maintain a good linear dispersion and a perfect focused field as a conventional edg this paper presents a design method for an edg of flat input / outputs is presented

    而平場輸入輸出的edg在很多應用中可以省去製作輸入輸出波導,大大簡化製作工藝;同時平場輸入輸出的edg能夠保持良好的線性色散和聚集效果。
  3. The dispersion relation within the long - wave limit is linear, which is the same as that for the bose gas of superfluid phase in the absence of the optical lattice

    在長波極限下,色散關系是線性的,這與無外場時的色散關系相同。
  4. Moreover, it is confirmed that more desired results could be obtained by utilizing the li ' s new dispersion relation ( 2003 ) instead of the linear form

    另外還證實了在緩坡方程中引入非線性色散關系可以明顯改善緩坡方程模型的計算結果。
  5. Using the two - stream fluid model, the linear dispersion relation is derived assuming a two - dimensional spatial geometry. two cases are considered, one is that the 2d spatial geometry is defined by the plane containing the two counterstreaming electron populations and the perturbation wave vector ( referred as the xy plane ), and the other is that the geometry is defined by the plane being vertical to the two counterstreaming electron populations ( referred as the yz plane )

    對高能束流和電子迴流構成的雙流系統,建立冷等離子體流體模型,採用簡正模分析方法,分別考慮擾動波矢在平行於電流傳播方向的平面(記為xy平面)上和在垂直於電流傳播方向的平面(記為yz平面)上這兩種情況,推導了不穩定性的色散關系。
  6. Three shaped profiles ( parabola, linear, and exponential ) have been considered. the exponential dispersion profile fiber loop is optimal for the propagation and compression of picosecond pulse. on the contrary, the parabola dispersion profile fiber loop is optimal for femtosecond pulse due to the high order effects such as the third order dispersion ( tod ), stimulated raman scattering ( srs ) and self steeping ( ss )

    ( 3 )研究不同色散遞減類型(拋物線遞減、線性遞減、指數遞減)光纖構成的環形腔中傳輸的特性,發現其色散曲線為指數遞減型光纖有利於皮秒光脈沖的傳輸與壓縮;而對于飛秒脈沖,由於三階色散( tod ) 、脈沖拉曼自散射( srs )及自變陡( ss )等高階非線性效應的影響,情況恰恰相反;色散曲線為拋物線遞減型的光纖構成的光纖環最有利於脈沖傳輸與壓縮。
  7. Finally, the paper discusses the effect of fiber dispersion and non - linear characteristics on the operation of multi - access systems

    著重解釋光纖本身的色散與非線性特性對波分多路波分多址系統運用的影響。
  8. The linear theory of the coaxial disk - loaded cylindrical waveguide twt is built and the dispersion equation with an annular electron beam of this twt is obtained according to self - consistent field theory and the field matching method. the computation results of the hot dispersion equation indicate the relations between the electron beam parameters and the small signal gain

    利用自洽場理論以及場的匹配方法,推導出此結構在小信號條件下的熱色散方程,討論了電子注參量和慢波系統幾何參量與小信號增益和色散的關系。
  9. By a large amount of calculations, the influence of the structure dimensions and the dielectric parameters on dispersion characteristic and coupling impedance of this kind of slow - wave structure is obtained. then, the linear beam - wave interaction theories of the arbitrarily - shaped helical groove waveguide and the dielectric into the arbitrarily - shaped helical groove waveguide are deduced. by the numerical calculations, the relationship is got between the small signal gain, bandwidth, electromagnetic " hot " velocity and the electronic beam, the structural parameters

    通過數值計算,獲得了此類慢波結構的色散特性和耦合阻抗隨結構幾何尺寸和介質參數的變化規律;在此基礎上,建立了任意槽形螺旋槽及中心加介質棒的任意槽形螺旋槽行波管的注-波互作用線性理論,並編製程序,計算了管子的小信號增益、帶寬、電磁慢波的「熱」相速與電子注參數、結構參數之間的關系,獲得了增加帶寬或增益的途徑。
  10. Reciprocal linear dispersion

    倒數線色散
  11. As a result, the peak power, pulse width and time delay of the output pulse have been investigated in detail, including the chirp of the input pulse and the linear dispersion of the filter, and some new and important conclusions have been obtained for the first time

    並分析了濾波器的線性色散和入射脈沖的啁啾大小對輸出脈沖的影響,對實際的光通信系統中器件參量的設計具有一定的指導意義。利用耦合模理論,對幾種典型的光纖光柵進行了研究。
  12. The dispersive characteristic of sws is a very important parameter of the rbwo and rtwt, other parameters such as the phase velocity, group velocity, coupling impedance can be derived from the linear dispersion relation. recently, the photonic crystal have attracted many attentions of the scientists, which has become a hot point of the research, it is also a ps

    周期慢波結構色散特性是研究高功率微波器件的一個重要參量,其他重要特性如相速、群速、耦合阻抗等參量都可以從色散關系衍生出來,準確,快速獲得周期電磁結構的色散特性就顯得尤為重要。
  13. Linear regression model with elliptically symmetric errors and unknown dispersion matrix was discussed

    摘要討論了協方差陣未知的橢球等高線性模型中的穩健性問題。
  14. Uses aluminum foil as the heating transfer carrier, clings electrifying heating linear component or other shape components to aluminum foil and consequently makes into electric heating groupware. usually the needed temperature is obtained by controlling power density, insulating materials and working heat dispersion conditions etc

    用鋁箔作為傳熱的載體,將加熱線通過輔助粘合劑粘合在鋁箔上,組成的片狀加熱器,從結構上可分為雙層鋁箔粘貼型單層鋁箔熱熔型。
  15. Abstract : attention is focused on the random mathematical model of particle dispersion in non - uniform turbulent fluid. according to the initial condition, the analysis formulas of point source, linear source and surface source are derived. numerical results are easily obtained by combining linear analytical method with nonlinear numerical method, which are compared with the experimental data

    文摘:研究粉塵顆粒隨機擴散數學模型,在非均勻湍流場中,根據初始條件,推導出點源,線源和面源的解析計算式,其數值計算結果與試驗吻合
  16. Attention is focused on the random mathematical model of particle dispersion in non - uniform turbulent fluid. according to the initial condition, the analysis formulas of point source, linear source and surface source are derived. numerical results are easily obtained by combining linear analytical method with nonlinear numerical method, which are compared with the experimental data

    研究粉塵顆粒隨機擴散數學模型,在非均勻湍流場中,根據初始條件,推導出點源,線源和面源的解析計算式,其數值計算結果與試驗吻合
  17. This thesis analyse the linear theory of gyro - twt with spiral corrugated waveguide and two - beam coaxial gyrotron. first of all, base on the theory of coupled - wave, the dispersion equation and coupling condition of spiral corrugated waveguide is realized by applying the method of impedance perturbation

    首先,在耦合波理論基礎上運用阻抗微擾法分析了內開槽螺紋波導的冷腔色散特性,通過數值運算作出了冷腔色散曲線同時用三維粒子模擬軟體進行了相應的冷腔分析。
  18. The degradation of the performance of the system, which is caused by chromatic dispersion, gain fluctuation and fluctuation and non - linear effects in fiber, is analysed and some scenarios are suggested to solve them

    在對國內外wdm系統理論和實驗研究進展進行廣泛研究的基礎上,重點討論實現wdm系統的關鍵技術和如何克服色散、增益失衡和非線性等影響性能的因素。
  19. But multi - wavelength transmission and thd employment of erbiumdoped droped fiber amplifier ( edfa ) will cause a number of new problems, such as chromatic dispersion, gain fluctuation, fluctuation and non - linear effects etc. ths problems should be solved in building wdm fiber transmission system

    不過,隨著摻鉺放大器( edfa )在系統中的大量使用,也會帶來一系列相關問題,如:色散、增益失衡、非線性效應等等。在建立一個wdm光纖通信系統的時候,必須很好地解決這些問題。
  20. For the advection - dispersion model of one - dimensional reaction solute transport through soils with depth - dependent first - order degradation and depth - dependent linear equilibrium sorption under steady state flow, the numerical model is established by characteristic finite element method

    對于穩態水流條件下,同時考慮隨深度變化的一階降解和隨深度變化的線性平衡吸附時,一維反應溶質運移的對流-彌散模型,建立了相應的特徵有限元數值模型。
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