散射

The effects of various optical coefficients(such as scattering and absorption coefficients, anisotropy parameter, etc.) and thermophysical properties(such as surface convective coefficient, etc.) and physiological coefficients(such as blood perfusion rate and metabolic heat generation, etc.) on the thermal behavior of the LILC method wet-c discussed in detail. The results show that the size and location of cauterized tissue under the skin can be bontrolled by properly adjusting the absorption and scattering coefficients and irradiation power and so on.

在此基础上，详细讨论了散射系数、吸收系数、各向异性系数等光学参数，激光加热功率、照射半径、表而对流换热系数等热学参数，以及血液灌注率和新陈代谢等生理参数对这种低损伤加热疗法的影响，结果发现，只要通过适当调节吸收系数、散射系数和照射功率等参数就可实现对加热区域位置和范围的控制。

In this paper , we introduce clutters scatter characteristics at first and sum up model of scatter coefficient probability distribute model and clutter correlated characteristics model, show two basis method of simulation.

本文首先介绍了杂波的散射特性，并在此基础上总结了杂波模拟时所需要的后向散射系数模型，杂波的概率分布模型和杂波相关特性模型，给出了两种杂波模拟的基本方法。

The thesis mainly discusses decompounding approach of complicate targets" RCS computation, basing on the consideration of project application. First, the electromagnetic scattering of typical objects is analyzed. Second, The RCS of the complex target is computed using the decompounding approach, after breaking the drone into active parts and passive parts reasonably, then comparing with the result of typical object"s RCS from the faceting approach. Last, statistical characteristics of the drones RCS are deduced.

本文从工程应用方面考虑，采用部件分解法来计算复杂目标的雷达散射截面，主要的研究内容如下：首先对典型目标的电磁散射特性进行分析，然后合理布局靶弹的有源部分和无源部分的结构，采用部件分解法计算靶弹RCS，并与面元法计算的典型目标RCS进行对比分析，最后给出靶弹RCS的统计特性分析。

At same time, the author deduces the formula of scattering fields in one dimension.

本文第三章和第四章，就散射理论和逆散射理论进行了研究。

The microwave scattered signal of breast tumor is simulated by using our FDTD codes and poles of the scatted signal of breast tumor are subsequently extracted by using Pronys method.

本文首先详细介绍了奇点展开法的背景及其原理，接着应用我们开发的时域有限差分仿真程序得到早期乳房肿瘤的微波散射信号，采用Prony极点提取方法对肿瘤的微波散射信号进行肿瘤特征极点的提取。

When a coherent light is scattered by the rough surface, the scatted light forms a granular intensity distribution known as speckle. Speckles are coherent superposition of the light scatted by the rough surface. Therefore, speckles carrier some information of the rough surface.

相干光从光学粗糙表面散射时，结果在探测面上出现随机的颗粒状的强度分布，称为散斑，散斑是由粗糙表面上各面元的散射光波之间的干涉在空间域内形成的，所以散斑也是粗糙表面一些信息的携带者。

Spectra of I_2 in benzene solution shows that Raman scatting light intensity is increased gradually as scattering distance is increased, in the scattering process it is accumulated and it is getting stronger and stronger.

苯溶液的I_2拉曼光谱，表明在液芯光纤内产生的拉曼散射光谱的强度是随着激发光束在介质中作用距离的增加而增强的，拉曼散射光在光纤的传播中不断累积得以增强。

In all of these glazes, Rayleigh scatting contributes to the blue color, but in Ru ware, Rayleigh scattering intensity is weaker than in Ru modern copies and Jun ware, and Mie scattering intensity is stronger than in Ru modern copies and Jun ware.

汝瓷、仿汝瓷和钧瓷釉中的蓝色均有Rayleigh散射的贡献，其中汝瓷中的Rayleigh散射强度小于仿汝瓷和钧瓷；而对于釉中的乳白色感，汝瓷中是由大量析晶及&晶芽&引起的，而仿汝瓷、钧瓷是由少量分相大颗粒引起。

In these boundary conditions, Boundary Integral Method has been discussed as the most important part. We use the hybrid FEM combined with BIM to analyze the electromagnetic scattering properties of objects and discuss the advantages of this hybrid method in truncating computational region、 accuracy、efficiency、 versatility and so on .

重点在于应用结合边界积分方程这一开域边界条件的混合有限元算法实现对目标散射特性问题的分析，探讨和研究此混合算法在求解目标散射问题时在缩减求解域、实施的难易程度、精度、效率和通用性等方面上的优势。

The analysis of the inlet is one of the most difficult problems in the analysis of the Radar Cross Section of aircraft.

飞机进气道的电磁散射计算是预估飞机的雷达散射截面的难点问题之一。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。