cross section of scattering
英 [krɒs ˈsekʃn ɒv ˈskætərɪŋ]
美 [krɔːs ˈsekʃn əv ˈskætərɪŋ]
【电】散射截面
双语例句
- A modification method of additivity rule for total cross section calculations of electron scattering from molecules considering the geometric shielding effect;
本文提出了一个可加性规则的半经验公式，该方法简单有效，对于电子散射总截面的计算有一定研究价值。 - Radar cross section ( RCS) of targets in bistatic forward scattering radar system is researched.
研究了双基地前向散射系统中雷达截面RCS的有关特点和计算方法。 - The Differential Cross Section of Elastic Scattering of Fast Neutrons on Li
快中子在Li核上的弹性散射微分截面 - Electron scattering from argon in laser field is investigated employing the second Born approximation. The absolute differential cross section of e Ar scattering with one, two, and three photon exchange at scatering angles 1 °~ 26 ° are calculated.
利用第二玻恩近似方法（SBA）对激光场中eAr的散射进行了研究，计算了散射角为1°～26°，交换多个光子的微分散射截面。 - The radar cross section ( RCS) of irregular cavities is studied by cascading the scattering parameter of two-ports cavity.
应用散射参数的级联特性分析不规则腔体的雷达散射截面。 - RCS ( Radar Cross Section) is a key factor in designing stealth weapons, so the research of radar targets scattering characteristics has become the foundation of stealth technologies.
雷达散射截面（RCS）是隐身装备外形设计的一项重要指标，研究雷达目标的电磁散射特性已成为目标隐身设计和目标识别的基础。 - Many application fields need strongly for the cross section of positron or electron-atom scattering.
许多领域都非常需要正（负）电子与原子碰撞的散射截面数据。 - The differential cross section of inelastic scattering has been calculated for a simple case.
计算了在简单情况下的非弹性散射的微分截面。 - The relationship between Bidirectional Reflectance Distribution Function ( BRDF) and Laser Rader Cross Section ( LRCS) is introduced by means of the electromagnetic radiation and scattering theories.
根据粗糙面电磁散射理论讨论了粗糙表面双向反射分布函数（BRDF）和单位面积激光雷达截面的关系。 - The cross section and spin observables of the nucleon-nucleus scattering are studied with this new self-consistent relativistic microscopic optical potential.
自洽的相对论微观光学位研究用这种新的自洽的相对论微观光学位我们进一步讨论了核子-核散射的微分截面和自旋观测量。 - Throughout the discussion, we regard the scattering cross section function as control variable, and judge its the optimality by "norm minimum". We prove the existence of the optimal scattering cross section control under the given condition.
本文把散射截面当作控制变量，以范数最小来衡量散射控制变量的最优性，在一定条件下，证得最优散射截面控制的存在性。 - Owing to the effect of particle correlation, the total cross section of radiation incoherent scattering in a plasma equals the Thomson scattering cross section multiplying a form factor.
等离子体中粒子关联效应使辐射在等离子体内非相干散射的总截面等于汤姆逊截面乘上结构因子。 - Energy Dependence of the Total Cross Section of electron Scattering from CO and CO_ 2 at Intermediate and High Energy Range
中高能电子被分子的散射总截面与能量关系的研究 - We calculate the differential cross section of α-α elastic scattering with the complete expansion formula of the Glauber amplitude of high energy nucleus-nucleus elastic scattering and the rigid projectile approximation.
本文在高能量下，用核-核弹性散射Glauber振幅全展开的一种简便计算方法和硬球近似方法同时计算了α-α弹性散射的微分截面。 - Our study theoretically introduced the related theories of the characteristic of laser signal reflected from target, including the theory of laser radar cross section ( LRCS), the theory of laser surface scattering and the relationship between temperature field and roughness of surface.
在理论上，阐述了激光目标反射特性的相关理论，包括激光雷达截面积（LRCS），激光面散射理论，温度场与粗糙度之间的关系。 - Calculation of the transition probability and scattering cross section of Thomson scattering by quantum filed theory method
汤姆逊散射之跃迁几率和散射截面的量子场论方法处理 - Cross Section of In-medium Nucleon-Nucleon Inelastic Scattering(ⅱ)
核内核子－核子非弹散射截面（Ⅱ） - High frequency scattering theory, including physical optics, physical theory of diffraction and equivalent electric current theory, were used to calculate the radar cross section of various scattering resources of missiles, such as flat plate, circular cylinder, quadric surface, edge and so on.
综合应用高频RCS分析方法，包括物理光学法、几何绕射理论、物理绕射理论和等效电磁流法等计算了导弹各种散射源如平板、圆柱、二次曲面、边缘等的RCS。 - The study on the laser radar cross section of one-dimensional fractal rough surface target; and the number calculation of the scattering intensity of two-dimensional fractal the rough surface target;
一维分形粗糙表面目标的激光雷达后向散射截面LRCS研究和二维分形粗糙表面目标散射强度数值计算； - According to factorization theorem, the Drell-Yan cross section can be expressed in terms of the same dipole cross section that appears in deep inelastic scattering.
依据因子化定理，高能碰撞Drell-Yan过程的微分截面可以用类似深度非弹性散射中的色偶极截面来表示。 - Based on the cross section of the magnetic inverse Compton scattering in the laboratory reference frame, the spectrum function is recalculated.
利用实验室坐标系磁Compton散射截面公式，对谱函数进行了更精确的计算。 - The cross section data include ones of total, elastic scattering, inelastic scattering,( n,γ) and ( n, 2n) reactions. The angular distribution and spectrum of secondary neutron are also included for multi-group complete set neutron data.
截面数据有全截面、弹性散射、非弹散射、（n，γ）、（n，2n）截面，多群全套中子数据还包括次级中子角分布和能谱。 - Radar scattering properties attributed the ability to reflect the radar waves of radar target. Radar cross section determines the radar detection range of targets, and polarization scattering characteristics of the radar target determines recognition ability.
雷达散射截面特性是表征雷达目标反射雷达电磁波能力的最重要的性能，目标的雷达散射截面决定了雷达对目标的探测距离，目标的极化散射特性影响了雷达对目标的识别能力。 - The numerical results is given through calculating the radar cross section ( RCS) of the homogenous isotropic sphere. Comparison with the results with Lorentz-Mie theory, we can see that, with complex source points to solve the electromagnetic scattering of the homogenous isotropic sphere is feasible.
文章中的数值结果是通过计算球的雷达散射截面（RCS）来给出，通过与传统的Lorentz-Mie理论的计算结果相比较，可以看出用复源点来求解球的散射是具有可行性的。 - Radar cross section, which embodies the ability of scattering electromagnetic waves, is not the true area of object, but represents a kind of equivalent area.
雷达散射截面并不是物体的真实面积，而是代表着一种等效面积，体现了物体散射电磁波的能力。 - It is found by study that the cross section of resonant Compton scattering forthe photon from the hydrogenic ion all increase with increasing plasmas screenig strength.
研究发现，随着等离子体屏蔽作用的增强，光子与基态和激发态类氢离子的共振康普顿散射截面都出现了增大的情况。 - The bistatic radar cross section ( Bi-RCS) of the cylinder and the square cylinder above the P-M rough sea surface is numerically simulated and the composite scattering from different size targets above rough surface under different incident wave polarization is compared and analyzed. 2.
数值模拟了一维导电P-M海谱粗糙面上方导电圆柱和方柱目标的双站雷达散射截面（Bi-RCS），比较和分析了不同极化入射波下的粗糙面上方不同电尺寸目标的复合电磁散射特性。 - This method is based on a combination of mean cross section and Mott model, resulting in an approach of calculating elastic scattering of low-energy electron in liquid water over the energy range from several eV to 10 keV.
该方法中使用平均散射截面概念与Mott模型结合，给出一个计算几eV到10keV能量范围低能电子在液态水中弹性散射的方法。