查询词典 anomalous propagation

Conventional Kirchhoff propagators are conceptually simple and applicable for wave propagation in laterally homogeneous media.

传统的Kirchhoff传播算子结构简洁，适用于描述横向均匀介质中波的传播。

Some regularities of the wave propagation were found from this closed system.

从这个封闭系统中发现了一些瞬态波传播的规律和特点。

Epipolar geometry constraint is calculated by nonlinear error propagation at initial time to accelerate the speed of stereo matching; global and local methods are integrated to extract foreground objects precisely; and only pixels on objects' contour are reprojected into 3D space to fasten the depth calculation process.

使用视觉计算实现视频增强现实遮挡处理，用非线性误差扩散模型提高了对极几何的求解精度；将全局和局部高斯核相结合，提高并加快了物体前景轮廓线的提取精度和速度；仅用轮廓线上的点进行立体匹配的方法加快了真实物体深度反求的速度。

According to the guided wave technique, the displacement of guided wave propagation at an arbitrary time and point on the surface of a pipe is described.

在导波传播理论和频散波形预测理论的基础上，研究了超声导波在检测管道时，如何利用时域波形重构缺陷图像的问题。

Because of the good characteristics of long range propagation and high sensitivity to damage, elastic guided wave is being a hot spot in the structure health monitoring community.

弹性导波由于其对损伤的敏感性和长距离传播特性，成为近年来结构健康监测领域的一个研究热点。

Emphasis is given to the ultrasonic guided wave technology and modal acoustic emission technology, including the propagation characteristic of guided waves, the method of experiment and numerical simulation etc.

着重对超声导波技术和模态声发射技术在管道检测中的最新应用进行了评述，内容涉及超声导波的传播特性、实验检测方法及其数值模拟等。

The mode simulated the propagation of guided wave in a pipe by applying the longitudinal ultrasonic to the pipe end.

利用有限元方法建立管道导波3-D模型，通过在管道中激励纵向超声波，模拟导波在管道中的传播形态。

In an oil well, the casing is a steel circular pipe, and it would confine and guide the electromagnetic wave propagating; and the electric properties of the fluid media would determine the propagation factor of the guided wave and affect the distribution state of the electromagnetic field.

油井内的套管是钢铁质圆管，对电磁波的传播将产生限制和引导作用；油井内流体介质的电性质将决定导波的传播常数，影响电磁场在井的轴向上和横向上的分布状态和波的传播特性。

The results showed that most of the photons are absorbed after multi-layered tissue scatterings with about 7.3 percent reflectance (specular reflectance and diffuse reflectance ) from epidermis.Based on the knowledge of optical parameters of biological tissues, we simulated the light distribution and propagation with different types of incidence.

选定生物组织光学特性参数的前提下，结合文中介绍的卷积理论，模了各种类型的光束在生物组织中的传播与分布情况，并且给出了生物漫反射光分布的特点，为实验中对光和生物组织相互作用后的漫射光提供参考。

The nonlinear laser beam propagation in high power laser driver and the influence of the smallscale selffocusing and phase noise on beam quality in disk amplifier have been analyzed by a linear model.

建立了一套线性的近似分析方法，研究高功率激光驱动器中强激光传输的小尺度自聚焦效应和相位噪声对光束传输和光束质量的影响，给出了系统噪声强度、B积分值与光束近场调制对比度之间的定量关系。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。