散射現象 的英文怎麼說

中文拼音 [sǎnshèxiànxiàng]
散射現象 英文
scattering phenomenon
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 射 : 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） ...
  • 現 : Ⅰ名詞1 （現在; 此刻） present; now; current; existing 2 （現款） cash; ready money Ⅱ副詞（臨時; ...
  • 散射 : [物理學] [電學] scattering; radio scattering; scatter; dispersion
  • 現象 : appearance （of things）; phenomenon
  1. In this paper, we do research about the nonideal scattering centers

    本文的研究圍繞各種非理想散射現象而展開。
  2. ( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given

    論文主要包括三個方面： （ 1 ）分析了凹面反射的焦散現象，給出了不同凹面反射的焦散圖； （ 2 ）分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了二維凹面反射波動場焦散區奇性主要有折疊（ fold ）和尖點（ cusp ）兩種的結論，利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式，並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果； （ 3 ）分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類，得出了三維凹面反射波動場焦散區奇性主要有折疊（ fom 、尖點kusp和燕尾k ）三種的結論，提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法，並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。
  3. The scientific name for this phenomenon is the tyndall effect, more commonly known as rayleigh scattering

    這種現象的科學名稱為"泰多爾效應" ，更普遍的稱之為"雷萊散射" 。
  4. The auditorium acoustics design of the digital conference hall is to study these absorption, reflection and scattering patterns and their impact on the interior sound field, thereby improving the design to get the best quality evaluation, preventing interference of sound and sound focusing, to the widest possible that the audience will have the best hearing enjoyment

    數字會議廳堂的音質設計是研究這些吸收、反射和散射的規律以及它們對廳內聲場的影響，從而改進設計，爭取最佳的音質評價、防止出現聲干涉和聲聚焦現象，使廳內盡可能多的聽眾得到盡可能好的聽覺享受。
  5. The research work presented in this dissertation provides an efficient approach to analyze the dielectric objects and metal - nonmetal composite objects ’ transient electromagnetic scattering phenomena, as well as a solid foundation for the further development in this subject

    本文的工作為分析介質體、金屬非金屬組合目標時域電磁散射現象提供了有效的方法途徑，也為運用時域積分方程求解結構更為復雜、尺寸更為電大的金屬非金屬組合目標的研究打下了堅實的基礎。
  6. This phenomenon describes the way in which light physically scatters when it passes through particles in the earths atmosphere that are 1 / 10th in diameter of the color of the light

    這種現象說明了光線通過地球大氣微粒時的物理散射方式。大氣微粒的直徑為有色光直徑的十分之一。
  7. The following three parts are included : ( 1 ) the caustic phenomena of electromagnetic wave propagation in concave reflector is studied, and the pictures of caustic fields in different concave reflectors are displayed

    （三）深入討論了凹面反射波動場的焦散現象、焦散區的幾何結構與奇性的特點以及非焦散區、焦散區波動場的計算問題。
  8. The effect of the photons being scattered is enough to smear out any interference effect.

    光子被散射所引起的效應足以抹掉任何干涉現象。
  9. A monte carlo algorithm was presented to model the relation between the scattering phenomenon, depolarization changes and sea water depth, it is discovered that the radius of scattering point and the degree of depolarization increase with increasing of the sea water depth. at last, a optical engineering software ( lighttools ) is introduced to simulate optical scattering in the deep sea water, and studys the corelation between scattering and relative refractive index, particle density and particle size in the sea water. the experiment results show that the intensity of scattering will increase evidently with the increasing of particle size, particle density and relative refractive index. the methods and results in the article provide the basic theory and experiment validation for improving performance of communication, detection and imaging under sea water

    本文以球形粒子的mie散射理論、 stokes矢量法以及mueller矩陣來研究海水的散射特性和散射中的退偏振度變化;通過montecarlo方法模擬藍綠激光在海水傳輸過程中的散射現象以及散射中的退偏度變化與海水深度的關系，發現隨著海水深度的增加，散射后的光斑半徑、退偏振度將逐漸增大。最後通過光學工程軟體（ lighttools ）對海水中的散射進行模擬實驗，研究散射與海水中粒子密度、粒子大小和相對折射率的關系。實驗結果表明，隨著粒子半徑、粒子密度和相對折射率的增加，散射的強度將顯著增加。
  10. So scattering cannot explain why coarse sand looks darker

    所以，散射現象並不能用來解釋為什麼粗沙看來較深色。
  11. The study of nano - materials has attracted tremendous attentions because of their potential utilities in many fields

    利用其優良的共振光散射現象，建立了測定生物大分子的新的體系。
  12. For examples, observation of the gravitational lens phenomenon and the scattering phenomenon produced by microwave background radiation and hot plasmas from galaxies clusters

    ，例如利用引力透鏡現象及微波背景輻射與星系團的熱等離子體造成的散射現象等等。
  13. ( 4 ) light - induced scattering in sbn : 61 : cr crystals under applied fields and its suppression are studied. a new method is proposed that the scattering light can be suppressed through erasure of scattering gratings by higher power pump beam ( coherent or incoherent )

    （ 4 ）討論了sbn 61 cr晶體在外加直流電場作用下的光感應光散射現象及其消除方法，提出通過引入另外一束相對高強度的光束（相干或者非相干） ，利用其對散射光柵的擦除作用消除信號光束的散射。
  14. When various diameter particles are irradiated by a collimated laser light beam, light scattering phenomenon takes place, and the scattering light parameter include the information of the particles size distribution. mie scattering theory is the fundamental principle of the particle size measuring instruments and its computations are complicate

    微型化霧粒粒徑分佈測量儀的測量原理是米氏光散射理論，當不同粒徑的顆粒被平行激光束照射后，發生光散射現象，散射光的參數包含有被測顆粒粒徑的信息，但其數值計算量大且復雜。
  15. As far back as the 19th century, the english scientist lord rayleigh studied how light bounces off molecules air molecules included and pointed out that the amount of such scattering, i. e. change from the original direction of light, varies inversely with the wavelength in technical terms, inversely proportional to the 4th power of the wavelength

    早於19世紀，英國科學家雷利勛爵研究光線遇上分子包括空氣分子時會出現改變方向的散射現象，並指出其散射程度與波長成反比。嚴格來說，應是和波長四次方成反比。
  16. As far back as the 19th century, the english scientist lord rayleigh studied how light bounces off molecules ( air molecules included ) and pointed out that the amount of such scattering, i. e. change from the original direction of light, varies inversely with the wavelength ( in technical terms, inversely proportional to the 4th power of the wavelength )

    早於19世紀，英國科學家雷利勛爵研究光線遇上分子（包括空氣分子）時會出現改變方向的散射現象，並指出其散射程度與波長成反比。 （嚴格來說，應是和波長四次方成反比） 。
  17. This paper includes five sections as following : in the first section, the discovery, characteristics, mechanisms, and recent developments of sers are simply summarized in the second section, the sers spectra of dab molecules adsorbed on silver sol, silver mirror, and copper were investigated

    本論文包括以下五個部分：第一章簡單介紹了表面增強拉曼散射現象的發現、特點、機理及其發展應用。第二章研究了dab分子在不同襯底，即銀膠、銀鏡和銅表面sers光譜。
  18. 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矩陣法結合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輻射現象（ 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。
  19. 2 ) in order to solve the scattering and diffraction of sound radiation, in this dissertation, based on helmholtz equation and its boundary equations, modeling of three - dimensional fem is given for computing low frequency sound transfer function in small enclosures

    2 ）為解決聲音在傳播過程中所發生的散射和衍射現象，本文基於有源helmholtz方程及其邊界條件，建立了求解小尺度封閉空間內低頻聲傳遞函數的三維有限元模型。
  20. When laser diode illuminates the rough surface moving transversally across the light beam, the feedback light forms the random speckle due to the random pattern of the target surface, causing random fluctuations in the laser output, which is called as self - mixing speckle interference

    結合自混合和散斑的原理，將散斑現象引入半導體激光器。讓半導體激光器的光學反饋來自垂直地照射的粗糙表面，把光強調製成為隨機的散斑信號。
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