angular spectrum 中文意思是什麼

angular spectrum 解釋
角頻譜
  • angular : adj. 1. 有角的，角形的；尖銳的。2. 用角度量的；角的。3. 瘦骨嶙峋的。4. 不靈活的，生硬的。adv. -ly
  • spectrum : n. （pl. -tra ）1. 【物理學】譜，光譜；波譜；能譜，質譜。2. 【無線電】射頻頻譜；無線電（信號）頻譜。3. 【心理學】（眼睛的）余像；殘像。4. 〈轉義〉范圍，幅度；（連續的）系列。
  1. Based on the hmiltonian expression for hydrogen atom in combination with the theory proposed, the theoretical values of the hydrogen atom ' s energy, ground state energy and spectrum constant and the electron orbital angular momentum are given

    根據氫原子的量子哈密頓量表示，結合創新的量子算符代數理論，得到氫原子的能量、氫原子的基態能量、電子軌道角動量、氫原子的光譜常數等各種物理量的理論值。
  2. The angular spectrum method of plane electromagnetic wave propagation gives another explanation for wave propagation

    摘要平面電磁波傳播的角譜法，提供了波的傳播過程的另一種解釋。
  3. The results show that, as for the single - mode transmission, the dispersion relations yet include space - dispersion ( k dispersion ) which relates to angular spectrum of fields of in - waveguide, in addition to the material - dispersion and the waveguide - dispersion

    分析結果表明：對于單模傳輸，色散關系中除了與頻率有關的材料色散和波導色散外，還應包括與輸入端光場的角譜有關的空間色散（ k色散） 。
  4. Angular distribution and energy spectrum of the high - energy particles produced during the interaction of ultra - short ultra - intense ( us - ui ) laser pulse with plasma are studied in this paper

    本論文研究了超短超強（ us - ui ）激光與等離子體相互作用中高能粒子發射的角分佈和能譜。
  5. All cross sections of neutron induced reaction, elastic scattering angular distribution, neutron energy spectrum and double differential cross sections were calculated by using optical model and the semi - classical model of multi - step nuclear reaction processes based on the hauser - feshbach and exciton model in the energy region up to 20mev

    應用光學模型和以復合核平衡態理論（ hauser ? feshbach理論）及激子模型為基礎的核反應多步過程的半經典理論，計算了當中子入射能量低於20mev時n + ~ （ 112120 ） sn反應的所有中子入射截面、彈性散射角分佈、出射中子能譜以及出射中子雙微分截面。
  6. In the analysis of the frequent spectrum and the reflection coefficients, based on goda ' s two - points method which fit to the normal incident wave, a modified two - points method is derived that can be used to calculate the frequent spectrum and reflection coefficient of the oblique waves from which the frequent spectra of incident waves and reflected waves incoming in arbitrary angular, the bulk reflection coefficient and the frequent spectrum of reflection coefficient could be computed, also from which in theory the waves could be measured in two wave gauges which is disposed at any direction

    為了分析單向不規則波入射波的頻率譜和反射系數，本文在goda用於分析正向不規則波的兩點法的基礎上，提出了可用於斜向不規則波頻譜分離及其反射系數計算的改進兩點法，該方法可用於計算任意波浪入射角的入、反射波譜、總體反射系數和反射系數的頻率譜，並且測量波浪過程的兩浪高儀可在較廣的方向范圍內布置。
  7. In the investigation of the interaction of the us - ui laser pulse with the plasma, a standard - ray source is firstly used to absolutely calibrate lif mermc - luminescence dosimeters ( tlds ), and the dosimeter are employed as the angular distribution spectrometer and the energy spectrum spectrometer of the hot electrons

    在超短超強激光等離子體相互作用的研究中，首次採用137cs鄧標準源對lif熱釋光探測器（ tlds ）進行了絕對標定。並以此作為電子角分佈儀和電子譜儀的探測元件，研究了超短超強激光與等離子體相互作用中超熱電子發射的角分佈和能量分佈。
  8. A perturbation method by tight - binding approximation which provide the relation of phase constant and angular spectrum of fields of in - waveguide is presented. the strip width of phase constant can be given. on the other hand, the group delay - time due to the k dispersion in single - mode transmission can also be estimated

    提出一種利用緊束縛近似的微擾法計算陣列波導的相位常數與輸入光角譜的關系，由此算出相位常數的帶寬，並利用衍射方法估算單模傳輸中k色散引起的群延時。
  9. Angular distribution and energy spectrum of the hot electrons emission resulted from the interaction of the us - ui laser pulse with plasma are measured with the calibrated lif tlds, and the yield of the hot electrons is consistent with the results of the other experiments

    採用這樣標定的l正tlds作為電子譜儀的探測元件，所測量的超熱電子產額與國外同類實驗測量的超熱電子產額較好地一致。
  10. It is shown that the pump parameter and intensity noise correlation time are the major factors of the first - order - like transition. angular noise correlation time has great influence on the linewidth in the power spectrum

    研究結果表明，抽運參量和噪聲相關時間是激光系統出現一級相變類比的關鍵因素，角噪聲相關時間對強度譜分佈中的線寬影響較大。
  11. The space observation in soft x - ray and extreme ultraviolet ( euv ) region is an important portion of the space astronomy and an effective solar observation method developed increasingly. in this thesis we designed a euv multi spectrum space solar telescope ( eut ) based on the requirement of high angular resolution and wide field of view for solar observations ; investigated the transmission performance of eut ; invented a method of eut pointing calibration on the space orbit and solved the high precision pointing calibration problems ; constructed a prototype of 17. 1nm telescope, tested the possibility of eut design, and developed some cutting - edge techniques

    本文根據空間平臺上高解析度對日觀測的需要，設計出一種可以在四個極紫外波段對日同時成像多光譜太陽望遠鏡（ eut ） ；研究了極紫外（ euv ）波段太陽望遠鏡光學傳輸特性；提出了真空紫外波段在軌指向的標定方法，解決了高精度指向標定問題；研製出一臺17 . 1nm望遠鏡的地面樣機，驗證eut設計的可行性，攻克了部分關鍵的技術難關；為進一步的研究工作奠定了基礎。
  12. Angular spectrum and application in diffraction

    角譜及其在衍射中的應用
  13. When diffraction problems are solved by the angular spectrum theory, high speed and high accuracy can be obtained, especially for near - field fresnel diffraction

    用角譜理論來處理衍射光場，不僅速度快，而且在處理近場菲涅耳衍射光場時的準確度是其它方法無法比擬的。
  14. Firstly, this article introduces the transforming principle and means from airspace to angular spectrum space, then it calculates square hole diffraction, at last it compares the theoretical calculation with the experimental result, which turns out to be good and fit

    本文首先介紹了由空域到角譜域的變換原理和方法，然後對方孔衍射作了計算，並同實驗結果作了比較，結果表明兩者十分吻合。
  15. Based on frequency - spectrum - transformation, this algorithm first changes acceleration spectrum into displacement spectrum, then calculates its amplitude, angular frequency and initial angle related to every displacement spectrum, finally sums up all the displacement components and forms the time course of the measured vibration

    該方法採用頻譜轉換法，首先將加速度譜轉換成位移譜，再計算出位移譜中每個頻率分量對應的幅值、圓頻率和初相角，最後對各位移分量進行疊加得到振動位移的時間歷程。
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