例句與造句

1. 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(xiàn)象及微波背景輻射與星系團的熱等離子體造成的散射現(xiàn)象等等。
2. 2 . finite and infinite element coupling method applied in the paper can not only reflect the scattering phenomenon of waves , but also lessen the amount of calculation . it has significant advantage compared with pure finite element method
   L本文的有限元一無限元耦合分析方法，不僅可以較好地反映波在無限域介質(zhì)中的能量彌散現(xiàn)象，同時大大減小了計算量，與單純的有限元法相比，具有顯著的優(yōu)越性。
3. 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(zhì)體、金屬非金屬組合目標(biāo)時域電磁散射現(xiàn)象提供了有效的方法途徑,也為運用時域積分方程求解結(jié)構(gòu)更為復(fù)雜、尺寸更為電大的金屬非金屬組合目標(biāo)的研究打下了堅實的基礎(chǔ)。
4. 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(xiàn)象以及散射中的退偏度變化與海水深度的關(guān)系,發(fā)現(xiàn)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。最后通過光學(xué)工程軟件( lighttools )對海水中的散射進行仿真實驗,研究散射與海水中粒子密度、粒子大小和相對折射率的關(guān)系。實驗結(jié)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。
5. 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
   微型化霧粒粒徑分布測量儀的測量原理是米氏光散射理論，當(dāng)不同粒徑的顆粒被平行激光束照射后，發(fā)生光散射現(xiàn)象，散射光的參數(shù)包含有被測顆粒粒徑的信息，但其數(shù)值計算量大且復(fù)雜。
6. It's difficult to find scattering phenomenon in a sentence. 用scattering phenomenon造句挺難的