查询词典 scattering

Elastic wave scattering and dynamic stress concentration in circular cylindrical shells with a hole are studied.

研究了含孔柱壳结构中弹性波散射与动应力集中问题。

Is advantageous probably for its high ability to elastic scattering of the energy by hard skeleton and high ability to absorption of the energy by less hard phase of the grains.

七是有利的可能是其高能力的弹性散射能量硬骨骼和高的能力，吸收的能量不足硬质相的晶粒。

Elastic scattering of 〓 and 〓 with proton using reversible kine-matics is studied.

论文讲述了采用逆运动学方法用放射性核束〓和〓与质子弹性散射的实验准备、设计方法、实验情况、实验数据处理。。。

The schemes presented in the present paper can be used for solving general problems, and their basic ideas can be directly used for treating elastic scattering problems as well as for establishing schemes for velocity and density inversion.

所建立的数值计算方案具有普遍的适用性，其基本思想可以直接用于解决弹性波散射的数值模拟问题并用于反演密度和速度。

This paper reviews the applications of singular integral equation to the scattering problems of elastic waves by cracks, especially by interface cracks, which were made during past two decades.

结合20多年来国内外的研究成果，评述奇异积分方程在裂纹体弹性波散射问题中的应用，特别是在界面裂纹散射问题中的应用。

The current-voltage curves at different pressure are calculated using the elastic scattering Green function theory.

利用弹性散射格林函数方法计算了不同压力下分子结的伏安曲线。

Detailed knowledge of the microscopic structure and dynamics of condensed matter can thus be obtained by means of the elastic and inelastic scattering effects of thermal neutrons.

因此，利用热中子的弹性和非弹性散射效应，可以从微观层次上获取物质的结构和动力学知识。

Based on Biot′s dynamic theory,the method of complex variable function s is used to solve the problem of scattering of elastic waves by circular cavity with lining in saturated soil.

运用复变函数法，在Biot 波动理论的基础上，对饱和土中的圆形衬砌结构进行分析。

The influence of measurement geometry and ultrasonic source and receiver are analyzed to highlight their role in the estimation of elastic stiffness from scattering coefficients. Extrinsic properties, such as surface roughness, are briefly dealt with.

报告中分析了几何结构、超声波源以及接收体对检测的影响，强调了它们在弹性刚度、散射系数的评估中的作用，涉及了非固有特性的处理。

Thus, two kinds of intensity oscillations with phase difference of 180°can take place corresponding to the specular elastic diffraction and diffuse scattering.

因此在不同的观测条件下可出现二种相位差180°的强度振荡情形：镜向弹性衍射束强度振荡和漫散射束强度振荡。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。