coherent distribution 中文意思是什麼

coherent distribution 解釋
相干分佈
  • coherent : adj. 1. 緊密地結合著的；凝聚性的。2. （話等）有條理的，首尾一貫的；一致的。3. 【光學】相干的，相參的。
  • distribution : n 1 分配，分發，配給；分配裝置[系統]；配給品；配給量；【經濟學】配給方法，配給過程；分紅；【法律...
  1. The density distribution shows coronet as to the single mode. and the density distribution shows equality as to the multi - modes, except the little hollow in the optical fiber core. the second is coherent incidence light

    結果表明，對于非相干情況，輸出光強為中心對稱和沿徑向非均勻衰減形式；對于相干情況，輸出光強分佈為復雜的峰谷分佈形式。
  2. It has been shown that whether resonant or non - resonant interaction system, the kerr effect weakens the coupling of the field - atom, shortens the cycle of quantum collapses and revivals of the atomic level occupation and makes the nonclassical correlation properties steady. kerr effects on the properties of the correlation, on the correlation intensity between the two - mode, on the photon - number distribution and on the bunching or antibunching effect of the two - mode su ( 1, 1 ) coherent states produce obviously different characters when it is changed the initial intensity of the light field. that is to say, kerr effect on the two interaction systems is accorded

    數值計算結果表明：無論是共振還是非共振相互作用， kerr效應均使原子與光場的耦合減弱，原子布居的崩塌與復甦的周期縮短，光場的非經典相關的穩定性增強；在初始光場較弱和較強兩種情況下，類kerr介質對雙模su （ 1 ， 1 ）相干態場兩模間的相關性、相關程度以及光子的聚束與反聚束效應產生的作用均有明顯的區別，即kerr效應對系統在共振及非共振作用時的影響是一致的。
  3. Finally we focus our attention on studying the emission spectrum of two atoms driven by a single - mode field in an ideal cavity. we showed that the atomic emission spectrum is insensitive to the phase of field for the two atoms initially in the coherent superposition state tf / = v2 / 2 ( j +, - ) h ? + } ), when the two atoms is initially prepared in ( fs * } = cos ( 0 / 2 ] +, + ) + sm ( 0 / 2 ) ei ' p -, - ), the atomic emission spectrum is associated with not only the field photon - number distribution and the atomic populations, but also the phases of the field and the atomic dipole

    接著考察了好腔中由單模量子場驅動的雙原子發射譜，結果表明初態為的雙原子發射譜與驅動場的相位無關；而初態為的雙原子發射譜不僅與光場的光子數分佈以及原子的布居數有關，而且依賴于光場的相位以及原子偶極矩的相位，並且在適當的條件下，壓縮真空場可將雙原子俘獲在相干疊加態。
  4. The main results of this thesis can be summarized as follows : 1. based on the huygens - fresnel principle, we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system. the influence of the spectral degree of coherence, fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed

    主要工作包括: 1 .從惠更斯-菲涅耳原理出發，推導了部分相干光束通過環形透鏡系統的傳輸公式，分析了空間相干度、菲涅耳數、攔截系數對系統中光束的聚焦光強和焦移的影響。
  5. Gradually people began to make use of it actively to measure some physical quantities, thus self - mixing interference technology was brought forth. when a coherent light is scattered by the rough surface, the scatted light forms a granular intensity distribution known as speckle. speckles are coherent superposition of the light scatted by the rough surface

    相干光從光學粗糙表面散射時，結果在探測面上出現隨機的顆粒狀的強度分佈，稱為散斑，散斑是由粗糙表面上各面元的散射光波之間的干涉在空間域內形成的，所以散斑也是粗糙表面一些信息的攜帶者。
  6. At last, three - dimensional mathematical model of gas - particle two phase turbulence was established, and it was adopted to study the gas - particle two phase rectangular jet as well. the distribution of the time - averaged velocity and turbulence intensity was studied, and some of the simulation results were compared with the experimental results ; the coherent structure of flow field was described in the three direction, the evolution and motion of the eddies was discussed too ; the dispersion of fine particles in the three dimensional space was also investigated

    全面地分析了矩形射流氣相時均流場的速度、湍流強度的空間分佈規律，並就部分數值模擬結果與實驗結果進行了對比研究;描述分析了氣相流場湍流擬序結構，對流向、橫向和展向三個方向旋渦的空間結構特點進行分析研究，並分析了流向渦隨時間變化的發展、運動規律。
  7. Finally, we present the approximate distribution of trapping potential of the guided cold atoms in the atomic funnel based on the vccc or the uccc. by using a similar method in the analysis of optical coherence, we study the coherent evolution of the ground - state wave function of ultra - cold atoms in atomic funnel, and obtain some normalized correlation functions of the first, second, third and high order

    最後，給出了原子在基於v -型和u -型載流導體構建的原子漏斗中所感受到的囚禁勢的摘要採用漂流導體的原子易引及其原於光學器件近似分分，並採用類似於光場相干性的分析方法，計算了超冷原子物質波的基進波函數及其在原子漏斗中傳播時相干性的演化，得到了物質波的一階、二階、三階和高階相於度。
  8. And then simulations of gas - particle two phase plane wake and gas - particle two phase plane jet were carried out by using this model. after numerical simulations of the two flow fields were finished, series of analytical work was done. first, the distribution of time - averaged velocity, turbulence intensity was analyzed, and some of the simulation results were compared with those of the experiments ; the coherent structure of vortices in the near wall region of the plane wake flow were studied by describing the evolution of the eddy structures, including the forming, developing and shedding from the wall of the vortices in the near wall region ; the coherent structure of vortices in the whole field was also studied, such as the forming, developing, moving, pairing and merging of the eddies etc.

    在對上述兩種流動形態的二維大渦模擬研究中，首先全面地分析了氣相時均流場的速度、湍流強度的分佈規律以及氣相速度的脈動規律等並就部分數值模擬結果與實驗結果進行了對比研究；分析了平面尾跡流場中近壁處旋渦擬序結構，全面和逼真地反映了近壁處旋渦的生成、發展和脫落的規律；描述分析了平面尾跡流和平面射流的全場流動旋渦擬序結構，從整個流場的角度反映旋渦的生成、發展、運動以及旋渦之間相互配對、合併的作用規律等。
  9. There are 6 dominant spatial patterns : same distribution allover the country ; the seesaw between the regions of south of the yangtze river and mid - lower reaches of the yellow river ; the seesaw between the regions over the yangtze river and the yellow river and the south part of south china ; coherent variations over the yangtze - huaihe river basin and north - east china and opposite variations in the regions of north china and north - west china and south - east part of china ; the seesaw between the east part and the west part of china ; coherent variations over mid - lower reaches of the yellow river and south china and opposite variations in the yangtze river basin

    近44年來我國逐旬降水量年變化特徵主要存在六種空間分佈型：全國大范圍地區年變化特徵一致的分佈；長江以南地區和黃河中下游地區降水量分佈相反；長江、黃河流域和華南沿海降水量分佈相反；長江、淮河流域和東北地區與華北、西北和東南沿海降水量分佈相反；我國東西部地區降水量分佈相反；長江流域與黃河中下游和華南降水量分佈相反。
  10. The present thesis is devoted to studying the intensity distribution of the focused partially coherent beams, especially investigating the focal shift, the focal switch. the generation of partially coherent flat - top beams, partially coherent doughnut spots and partially coherent bottle beams has been investigated

    值得一提的是，我們詳細討論了焦移、焦開關現象，以及部分相干平頂光束、部分相干麵包圈光束、部分相干局域空心光束的產生過程。
  11. Based on the group - theoretical structure for the density - dependent multi - photon jaynes - cummings model, we have constructed the dressed su ( 2 ) coherent state. the atom and field squeezing and the anti - bunching effect for the system evolving from the dressed su ( 2 ) coherent state have been studied. in conclusion, we have discovered some new field and atomic squeezing in different systems, proposed a new kind of quantum state and discussed photon anti - bunching effect, sub - poissonian statistics distribution

    5 .基於密度相關的多光子j那mes一c ~ gs模型的群結構，定義了密度相關的多光子jaynes一c ~ gs模型的修飾su （ 2 ）相干態，並研究了系統以修飾su （ 2 ）相干態作為初態的原子和光場的壓縮，光子的反聚束等效應。
  12. The inversion results indicate the following phenomena : the lithosphere density beneath north china area is extremely inhomogeneous, which is the reflection of the feature of violent tectonic movement ; the density distribution is coherent with tectonic ; the density is different in different tectonic units ; there are low density regions in the crust ; the strong earthquakes in north china region mainly occur at this depth

    反演結果表明：華北地區巖石圈密度極不均勻，反映了區內強烈的構造活動特徵；層內密度分佈與大地構造有明顯的相關性，不同的構造單元存在著密度差異，斷裂帶表現為密度異常梯級帶；殼內存在著低密度層，華北地區地震的震源深度主要發生在這一深度上，可能與之相關。
  13. The subpoisson distribution of the super - positions of even and odd q - coherent states

    形變諧振子廣義奇偶相干態的疊加態的亞泊松分佈
  14. In this paper, on the basis of adopting geomechanics theory to analyze the stability of surrounding rock of tunnel, through numerical imitating test, the distribution of tectonic stress field in engineering area is numerically simulated with nonlinear fem and the conclusion is coherent to practice

    本文在運用地質力學理論定性分析隧洞圍巖穩定性的基礎上，通過非線性有限元模擬模擬工程區地應力場的分佈狀態，得出的結果與實測地應力量值基本一致。
  15. Buried hill high pour - point oil reservoirs are deeply buried, fracture distribution needs to be studied by comprehensively using core observation, logging identification and interpretation, seismic attribute and coherent volume analysis, finite element analysis, and tectonic stress analysis

    摘要潛山高凝油油藏埋藏深，其裂縫分佈規律需要綜合應用巖心觀察、測井識別與解釋、地震屬性與相干體分析、有限元分析、構造應力分析等方法進行研究。
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