散射

Taking into account the influences of scatterer geometrical shapes on induced currents, an algorithm, termed the sparse-matrix method, is proposed to calculate radar cross section of aircraft configuration.

论证了散射体几何形状对感应电流的影响规律，并基于飞行器几何外形特征和矩量法，提出了一种用于飞行器雷达散射截面计算的高精度快速算法。

A multi-distance measurements method is employed in this paper. A single parameter fitting method and a double parameters (reduced scattering coefficient and amplitude factor) fitting method on the basis of the least square Newton fitting algorithm is used to derive the optical parameters respectively. For the finite-thickness homogenous tissue, it can be concluded that the rest terms in expressions of diffusion reflectance and transmittance for the corresponding tissue geometries that subtract the exponential term contained source-detector distance depend on the detected position weakly.

在多程测量的基础上，使用单参数最小二乘牛顿法拟合方法和双参数（约化散射系数、幅度因子）最小二乘牛顿法拟合方法，得到有限厚均匀组织的反射率分布和透射率分布公式中除去包含测量位置的指数项的其它部分对测量位置皆具有弱依赖性的结论，并对拟合结果进行了分析讨论；而对于有限厚平板状双层组织，可根据对反射测量结果及透射测量结果进行拟合所得的约化散射系数间的差异及常数因子的正负判断双层组织的可能结构分布。

Optical clearing is a technique to increase the light penetration depth in the tissue by the application of clearing agent to reduce light scattering and match the refractive index between the scatterer and the environment.

光透明技术是一种在生物组织中通过施加光透明剂来抑制光散射，改善散射体和环境的折射率匹配，从而增加光在生物组织中的穿透深度的技术。

In one embodiment of the present invention, the optical fingerprint sensor includes:(1) a light source on a PCB assembly,(2) a diffuser that receives light from the light source,(3) a right angle prism that receives light from the diffuser,(4) a collimating lens that receives light from the prism,(5) a first mirror that receives light from the collimating lens,(6) a second mirror that receives light from the first mirror,(7) a third mirror that receives light from the second mirror,(8) an imaging lens that receives light from the third mirror, and (9) an image sensor on the same PCB assembly as the light source that receives light from the imaging lens.

在本发明的实例中，该光学指纹传感器包括有：①一个装在印刷电路板上的光源；②一个散射镜接收从光源发出的光；③一个直角棱镜接收从散射镜出来的光；④一个准直透镜接收从棱镜出来的光；⑤第一块镜子接收从准直透镜出来的光；⑥第二块镜子接收从第一块镜子出来的光；⑦第三块镜子接收从第二块镜子出来的光；⑧一块成像镜接收从第三块镜子出来的光；⑨一个与光源安装在同一块印刷电路板上的图像传感器接收从成像镜出来的光。

We obtain scattering values of the metal cylinder by utilizing the monostatic system.

我们利用单向系统获得金属圆柱体的声场散射值，即：换能器在远场发射声波照射金属圆柱并且在远场同一地点接收金属圆柱的散射值。

The differential cross section, the polarisation and the spin-rotationparameter in elastic scattering of 180 MeV antiproton by 12C are calculated by means ofGlauber s multiple scattering theory and Pauli-correlated wavefunction .

在Glauber多重散射理论近似下，采用泡里关联的核波函数，使用一种唯象的湮灭势，对180MeV的在12C上的弹性散射微分截面，极化角分布和自旋旋转参数进行了计算。

Orthogonal subset is extracted from orthogonal geometry by collecting all traces that have a shot line and a receiver line in common, therefore the two lines are vertical bisectors. An orthogonal subset is single-fold coverage of a 3-D dataset.

在正交子集中，各种规则干扰，如面波、声波、折射以及由地面不均匀体产生的散射，在三维空间上，形成以震源或散射点为顶点的锥形体，线性噪音为从圆锥顶点辐射出的直线，具有恒定的视速度。

The paper focus on tests on electromagnetics field and Radar Cross Section with densified grid provided by the flux splitting method.

采用矢通量分裂法在网格加密后对电磁散射场和雷达散射截面积RCS进行了检验。

Based on geometrical and physics optics, the principle of light scattering method to measure surface roughness was analyzed. The mirror and diffraction model were set up which show there is a quantitatively corresponding relationship between light's intensity distribution of reflected flare—light scattered band and surface roughness parameters.

作者通过对光学非接触表面粗糙度、微位移测量单元技术进行分析，确定以结构简单、测量速度快的光散射法测量表面粗糙度；以光散射法测量表面粗糙度和光学三角法测量微位移这两种不同工作原理和功能的光电传感器作为集成对象，使二者实现相同光源、相同光路、相同光敏接收器的光电传感器集成。

When gazing at the sky, the red cones respond to the small amounts of red light scattered, and even less strongly to the orange and yellow wavelengths. Although green cones respond to yellow, their response to scattered green and green-blue wavelengths is stronger.

当我们的眼睛看着天空时，红色锥体只对少量散射的红光做出反应，对橙色及黄色光的反应强度更弱些，但它对散射的绿光及绿--蓝光波反应更强烈。

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。