球面波 的英文怎麼說

中文拼音 [qiúmiàn]
球面波 英文
spherical wave
  • : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • 球面 : spherical surface; sphere球面艙壁 spherical bulkhead; 球面車床 spherical turning lathe; 球面反射...
  1. It make the principle formula become simpler and more practical. by the attenuation regulation and distributing character of stress wave under the linear charge blasting, the paper bring forward the idea that the columniation stress wave can be regarded as cylinder stress wave, the end stress wave as spherical wave. the perfect stress attenuation formula in radical direction is established in complete elastic medium

    根據條形藥包爆破應力分佈特徵及衰減規律,提出了可將條形藥包爆破柱部應力當作柱、端部應力當作球面波處理的研究方法:建立了理想的完全彈性介質中藥包和條形藥包爆破徑向應力衰減方程。
  2. In the displacement measurement based on the principle of laser interference, the gaussian quadrics fitting algorithm is used to fix the central position of facula and raise the location accuracy

    在基於兩球面波干涉的長度和距離測量實驗中,運用高斯二次曲擬合演算法為激光光斑的中心坐標定位,提高了光斑的定位精度。
  3. At first, double random phase encoding techniques are looked back and its improved methods are introduced in detail. in connection with characteristics of spherical wave gene and function of phase mask, one random phase encoding techniques are proposed with spherical wave based on 4f system

    本文首先對雙隨機相位加密技術進行了回顧,並對它的一些改進方案的特點作了詳細介紹,並在此基礎上,根據球面波相位因子的特點和相位掩模在加解密中作用,提出了一種利用球面波照射4f系統的單隨機相位編碼加密的新方法。
  4. Abstract : it is observed that the sommerfeld ' s formula for a progressive spherical wave is not covariant with respectro the rotation of the coordinate system. it contains complex partial waves that are not physical. the standing wave representation of the same formula is shown to be covariant and physical. it is applied to solve the boundary value problem of fiber optics. the radiation modes as well as the guided normal modes are obtained in closed forms. the intensity distribution in various modes is obtained. it is remarked that the mode of critical refraction is missing

    文摘:說明了的索末菲公式在坐標轉動下不協變.證明了球面波的駐表示是協變的,因而是一個物理的關系式,故適用於圓柱坐標中各類動方程的定解問題.作為一個例,應用於光纖光學,導出了受導簡正模和輻射模的表達式,以及各模式的強度分佈
  5. Here, the spatial distribution of fresnel diffraction field and different talbot effects of sinusoidal grating are presented, under three different illuminating conditions. especially, we discussed some interesting properties about fresnel diffraction field and talbot image, when sinusoidal grating is illuminated by divergent spherical wave

    特別地,我們討論了發散球面波照明的情況下,菲涅耳衍射光場和泰伯像所具有的一些有趣的性質,如球面波對光場的放大作用,泰伯效應存在的條件等等。
  6. ( 5 ) digital holograms of static particles and particle field ( multi - layer ) are recorded in the experiment. and the reconstructed particle images are gained using the envelope method with two different reconstructed waves - plane wave and spherical wave, respectively

    ( 5 )從實驗上拍攝了單層靜態粒子靶和多層靜態粒子靶的數字全息圖,並分別用平球面波實現了該模擬粒子場的數值再現,得到了清晰的粒子像。
  7. Two spherical waves and multiple spherical waves interference, and yang ' s interference experiments are simulated by using different methods. two spherical waves interference is focused on the on - plane or out - plane of the spot light source plane and the observing plane. then, we analyze how the temporal coherence of optical waves influence the contrast of the interference pattern

    用光前疊加的方法實現了對兩列球面波干涉、多光束干涉等實驗的模擬;用傳播矩陣描述衍射光前傳播的方法對楊氏雙縫和雙孔干涉實驗進行了模擬,並具體詳細地分析了單縫衍射對雙縫干涉的影響;另外還分析了光場的時間相干性對干涉條紋反襯度的影響。
  8. In its measurement, the interference fringe should be tracked and counted. to avoid its disadvantage, a novel method of length measurement based on two sphere waves ’ interference is been introduced

    為了避免其需要對條紋進行跟蹤計數的缺點,提出了基於兩球面波干涉的長度和距離測量方法,並進行了理論分析和模擬。
  9. Enlarging the pattern by fruanhofer diffraction of spherical wave

    利用球面波夫瑯禾費衍射放大衍射圖樣
  10. Reference lens, which can produce spherical wave front whose optical quality is better than / 20 by peak - valley value in wavelength, is an important part of " 95 " defense system project in measurement and testing

    標準透鏡能產生峰谷值優于/ 20的球面波,是國防系統「九五」計量測試項目重要的研究內容之一。
  11. D ). puts forward stress wave research method when the linear charge blasting. it regarded column stress wave as cylinder stress wave, end stress wave as spherical wave

    D )提出了將條形藥包柱部應力當作柱、端部應力當作球面波處理的應力研究方法。
  12. Based on the fresnel diffraction integral, the analytical expression for the field distribution of converging spherical waves passing through an annular aperture is derived and some special cases are discussed

    摘要基於菲涅耳衍射積分公式,推導出了會聚球面波通過環形光闌后場分佈的解析公式,並討論了一些特殊情況。
  13. Testing technology for aspheric wavefront aberration

    球面波像差的檢測技術
  14. The main contents are : ( 1 ) the recording and numerical reconstruction of lensless fourier hologram are analyzed by spherical wave theory

    主要內容包括: ( 1 )用球面波理論分析了無透鏡傅里葉變換全息圖的記錄和再現過程。
  15. The impsar wavefront reconstruction theory takes into account of the propagation property of spherical wave. therefore, it can be used to interpret both the near field and far field impsar applications

    當成像系統用於近場應用時,投影重建理論需要加以改進以加入電磁傳播球面波前的影響。
  16. A new algorithm is then derived, in which the factor of spherical wave front is removed explicitly. thus the propagation of a focused beam could be evaluated indirectly from propagation of an unfocused beam

    文中對此作了分析,進而提出了一種新演算法,將球面波因子提出,然後將會聚光束的傳輸過程轉化為非會聚光束的傳輸過程,從而間接求得了聚焦光束的光場分佈。
  17. So a computer - aided alignment method for a series of reference lens is studied in detail in this paper. based on analyzing the optical quality affecting factors and optical design, the folio wings are described in detail in this paper : ( 1 ) how to choose merit function of optical quality in terms of the specific reference lens, and sensitive structure parameters to optical quality would be determined according to their tolerance data ; ( 2 ) discussing the relationship between the aberrations and the misalignment of reference lens ; ( 3 ) building the mathematical model for the misalignment optical system, and then calculating the misalignment value by the alignment software compiled on zemax and matlab platforms ; ( 4 ) experiments are made to examine the computer - aided alignment method. the theoretical and experimental data and plots are given in the paper

    本文在分析標準透鏡的設計及其光學質量的影響因素基礎上,開展了以下四個方的研究: ( 1 )根據系列標準透鏡的具體結構特點,選擇透鏡的質量評價指標,研究標準透鏡的公差分佈,確定敏感結構參數; ( 2 )研究光學質量評價指標與失調量之間的函數關系; ( 3 )建立數學物理模型,根據球面波的實測結果,求解待調系統的失調方位和量值,研究原理上實現計算機輔助裝調的可能性,在zemax和matlab平臺上編寫輔助裝調軟體; ( 4 )建立實驗裝置,實際研究標準透鏡的計算機輔助裝調方法,文中給出相應的理論分析及實驗數據和曲線。
  18. According to the traditional rytov method, the theory model of modified rytov method is given for plane wave and spherical wave propagation in the atmospheric turbulence, and the characters of optical scintillation for waves propagation along horizontal paths is studied, the inner scale effect is considered, especially. then, the results, calculated by the modified rytov method, is compared with the experiment measurement, it shows that the modified method is suitable in moderate atmospheric turbulence

    本文介紹了光在湍流大氣中傳播的弱起伏和強起伏理論,從經典弱起伏理論出發,給出了光在水平傳輸時的修正rytov方法理論模型,分析了在考慮湍流內尺度的影響下平球面波入射時的閃爍特性,在中等湍流區計算結果與最近實驗結果符合得較好。
  19. According to the theory of optical wave propagation in the slant path and the itu - r turbulence structure constant model, which is altitude dependent and proposed in 2001, the modified rytov method is extended to be applied to study on the problems, which waves propagate in the slant path. the scintillation index as a function of the rytov variance is obtained from weak to strong fluctuation regions with plane wave and sphere wave incidence, respectively

    根據斜程傳輸理論和2001年提出的itu - r湍流大氣結構常數模型,將修正pytov方法推廣應用於斜程傳輸問題研究,得到了平球面波斜程傳輸時的閃爍指數,分析了湍流內尺度、近地風速等參量對閃爍指數的影響。
  20. The interferometric zone plate is the essential of hoes, which is the interference between plane wave and sphere wave, can focus the light beam by diffraction, instead of the way which conventional lens or concave mirrors do

    摘要干涉式帶板系由平球面波兩道光干涉而成,為研究全像光學元件的基礎,其可經由繞射作用達到聚焦效果,猶如使用傳統凸透鏡或凹鏡所產生的效果。
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