輻射矩陣 的英文怎麼說

中文拼音 [shèzhèn]
輻射矩陣 英文
radiation matrix
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • 輻射 : radiation; exposure; radio; beaming
  • 矩陣 : [數學] matrix; array
  1. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  2. Firstly, the paper introduces briefly the detecting principle of microwave radiometer and the scheme of lunar microwave radiometer. based on propagation matrix, an algorithm to get reflectivity of layered medium is brought in. by means of the method, the reflectivity expression of two - layer medium is obtained

    本文首先簡要介紹了微波計的探測原理及月球探測衛星微波計的設計方案,還介紹了利用傳播計算分層媒質的反率的方法,並給出雙層媒質的反率表達式,分析了雙層媒質的反率隨觀測角、頻率和第一層厚度的變化關系。
  3. It is found that the fwm field can cause the asymmetry of electromagnetically induce transparency profile. in addition, the effect of different propagating orientations of probe field on the electromagnetically induced transparency is also discussed. in the molecular multi - level system with the perturbed superposition levels, we discuss the electromagnetically induced transparency, spontaneous emission enhancement, double dark resonance and double electromagnetically induced transparency by using the density matrix equation under weisskopf - winger approximation and dressed - state density matrix equation

    針對實際的實驗條件,考慮了一種影響量子干涉的新的因素-四波混頻場,研究了四波混頻場對雙光子探測的-型能級體系的eit的影響,發現四波混頻場能夠導致雙光子探測的eit線型的不對稱,在此基礎上,討論了不同探測場的傳播方式對eit的影響,針對分子中實際存在的包含有微擾能級的不同多能級系統,我們分別採用綴飾態繪景下的密度方程和weisskopf - wigner近似下的密度方程詳細地討論了電磁感應透明、自發的干涉相消和相長、雙暗態共振和雙電磁感應透明現象。
  4. Based on the acoustic radiation mode analysis, the transfer matrix relating the pressure at every field point to normal component of surface velocity is formed

    摘要基於聲模態分析,建立了外部場壓和結構表面振動速度之間關系的傳遞
  5. In addition, the mom - po hybrid method is proposed to dissect radiation from radome - enclosed antennas and the correction impedance matrix upon which the solution to equivalent currents of radome ' s surface depend is built. a comparative analysis of those methods is finally presented to examine respectively their accuracy as well as computational efficiency

    最後,對量法物理光學法的混合演算法分析問題的過程進行討論,給出混合演算法分析帶罩天線問題的具體解決方案,建立混合演算法求解天線罩表面等效電磁流的校正
  6. Using time - dependent mode matched scattering matrix method and based on the theory of the interaction between atom and electromagnetic field, we predict the effect that the longitudinal transport of electron is partly blocked by the lateral emitting electromagnetic wave and give detail analysis of the mechanism and the feature of the effect

    第三章我們以光和原子相互作用理論為基礎,用含時模式匹配散方法研究了直量子線在太赫茲電磁場部分照下的電子輸運性質,並得出橫向電磁對電子縱向運動的阻塞效應。
  7. In this dissertation, the radiation problems of wire antenna mounted on the arbitrary shaped conducting platform and the scattering problems of arbitrary shaped conducting objects are analyzed using impedance matrix interpolation with the moment method

    本文應用量法結合阻抗插值技術,快速有效地求解實際工程問題中常見的任意形狀金屬目標的電磁散問題及金屬載體上線天線的電磁問題。
  8. Besides, eigenvalue analysis is used in sound - impedance matrix. with the help of optimization theory, the conclusion is received that the radiation efficiences by a group of velocity distribution corresponding to eigenvector are proportional to the eigenvalue of the velocity vectors

    並對阻抗進行了特徵值分析,從理論上說明了特徵向量對應的一組速度分佈,其效率正比于該階特徵向量對應的特徵值。
  9. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。
  10. The polarimetric sar is a new type imaging radar to measure polarimetric characteristic of radiant signals and combines both advantage of measuring full complex scattering matrix for each resolution cell in a scene and producing two - dimensional high resolution images, which greatly improve its ability to discern surface features. polarimetric sar is thus playing a more and more important role in research on remote sensing and application area

    極化合成孔徑雷達( polarimetricsar )是用來測量信號極化特徵的新型成像雷達,具有能夠測量場景中每個分辨單元的全極化散和產生二維高解析度圖像的兩大優點,大大提高了它對地物的識別能力,因此在遙感技術研究與應用領域中起著越來越重要的作用。
  11. The acoustic radiation resistance matrix is combined with the velocity vector on a vibration surface to predict the total sound power radiated from the structure

    摘要利用聲阻力和振動面上的速度矢量預報了結構聲的總功率。
  12. It simulates the incoming waves to the thinned antenna array corresponding to any image scene to be measured

    所以,可以用它來方便可靠地測量綜合孔徑微波計接收機部分的g
  13. The incoming wave is then simulated by computer program to drive each of the digital iq vector modulator. the design and test of the image simulator is presented and followed with test results of g - matrix

    本文詳細介紹了圖像模擬器的研製過程,包括關鍵器件iq矢量調制器的自動標校系統的實現,最後給出了x波段綜合孔徑微波計接收機的測試g
  14. In the computation procedure of the above problems, efficient algorithms to perform sparse matrix were applied to saving computer memory units and cpu time. the conjugate gradient method and biconjugate gradient method were applied to solve the sparse systems of generated linear equations

    為了減少計算機內存的需求和有效提高計算速度,本文在分析計算各類目標的電磁散問題時,採用稀疏的存儲和壓縮技術,並運用共扼梯度和雙共轆梯度等方法求解線性方程組。
  15. Icp - es lead and lead alloys. analysis by flame atomic absorption spectromerty or inductively coupled plasma emission spectrometry icp - es, without separation of the lead matrix

    鉛及鉛合金.無鉛分離的火焰原子吸收光譜分析法或感應耦合等離子體光譜
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