Theoretical analysis of the electromagnetic wave reflection is carried out for a double layer structure consisting of FSS and microwave absorbing material using equivalent circuit of FSS and transmission line theory .

利用频率选择表面的等效电路和传输线理论分析了FSS和吸波材料涂层双层结构的 微波 反射特性。

This paper summarizes simply the history of bolt testing technique describes in detail stress wave reflection method .

笔者对锚杆检测技术的历史进行了简单的总结，并详细、重点介绍了目前被广泛使用的应力 波 反射法。

Electromagnetic wave reflection and transmission of anisotropic layered media by generalized propagation matrix method

广义传播矩阵法分析分层各向异性材料对电磁 波 的 反射与透射

We derived an approximate formula for the plane P-SV wave reflection coefficient as a function of ray-parameter .

本文推导出作为射线参数函数的平面转换 横波（P－SV） 反射系数的一个近似公式。

Theoretical and experimental study on wave reflection from partially perforated breakwater

局部开孔防波堤对斜向 波 反射的理论分析和试验研究

Theory Research on Shear Wave Reflection for Block Corner

横波在端角 反射中的理论研究

Numerical simulation of wave run-up and breaking on the ave-absorbing beach and calculation of wave reflection coefficients

消波滩消 波的数值模拟与 反射系数计算

In this paper the laboratory study of multi-directional random wave reflection on vertical and sloping breakwaters is presented .

试验研究了多向随机 波浪在直立式防波堤和斜坡式防波堤前的 反射情况。

The FSS structure has been designed and simulated using full-wave electromagnetic analysis based on finite element method . The FSS and microwave absorbing material double layer structure has been fabricated and its electromagnetic wave reflection has been measured .

采用基于有限元方法的电磁波全波分析软件设计并仿真分析了FSS的结构和尺寸，实际制作了FSS和吸波材料涂层双层结构，测量了 微波 反射性能。

Acoustic wave reflection and transmission on multilayered media

多层固体媒质对 声波 的 反射和透射

Injecting cool-air at shock wave reflection point is a feasibility method to reduce shock wave intensity .

在吸力 面激波 反射点附近喷射冷气是一种行之有效的控制激波强度的方法；冷气喷射位置位于 激波 反射点附近时注入冷气对减弱激波强度有积极作用。

SO-FDTD method and its application to the calculation of electromagnetic wave reflection coefficients of plasma

等离子体的SO-FDTD算法和对电磁 波 反射系数的计算分析

This paper apply dynamic finite element analysis software to simulate the propagation and reflection of seismic wave in the tunnel rock system according to the research status of seismic wave reflection method at home and abroad and study the waveforms indifferent conditions .

针对国内外地 震波 反射法研究现状，本文应用动力有限元分析软件，模拟地震波在隧道岩石体系中的传播和反射，对不同工况下的反射波形进行研究。

This paper introduces the theory calculation of shear wave reflection for block corner . And it derives the echo acoustic pressure theory calculation formula for block corner and its shape defect .

阐述了 横波在端角 反射中的理论方法计算，并推导端角及端角形缺陷的回波声压理论计算公式。

Starting from the approximation of power series of P-SV converted wave reflection coefficient the paper gave the approximations of P-SV converted wave reflection coefficient represented by multi-composition of different parameters and explored the theory and methods using these approximations for AVO weighted stack parameters inversion .

本文从P-SV转换 波 反射系数幂级数近似公式出发，给出了多个由不同参数组合表示的P-SV转换波反射系数近似式，并探讨了利用这些近似式进行AVO加权叠加参数反演的理论和方法。

The theoretical study and experimental validation of wave reflection induced by the interaction of oblique waves with perforated caissons

开孔沉箱与斜向 波作用的理论研究和实验验证

Application of SH wave reflection method in researching the transitional change of hardpan in the eastern and western Shanghai

横波 反射法在研究上海东西部硬土层过渡变化中的应用

A stress wave reflection imaging ( SWRI ) method is presented to test and diagnose the complex defects in the concrete structure .

提出了混凝土结构中任意缺陷的应力 波 反射成像测试与诊断方法。

The paper contains four parts : time-domain characteristics of sea waves frequency-domain characteristics of sea waves propagation and transformation of waves wave breaking and wave reflection .

内容包括海浪的时域特性、海浪的频域特性、海浪的传播变形和 波浪的破碎、 反射等四部分。

Analysis characteristics of wave reflection coefficient spectrum

波浪 反射系数谱的特征分析

The theory of elastic wave reflection method and its application in the detection of pile foundation

弹性 波 反射法在桩基检测中的理论与应用

Research shows that stress wave reflection method can not only detect the anchoring position and anchoring length but also indirectly detect the bolt anchoring force through anchor wave velocity .

研究结果表明，应力 波 反射法不仅可以检测锚杆的锚固位置和锚固长度，而且能由锚固体波速间接检测锚杆的锚固力大小。

The stress wave reflection method plays an important role in the quality evaluation of the engineering piles .

应力 波 反射法在对工程桩的质量评价中起到重要的指导作用。

In the paper it narrates the cause of limitation of the application of transverse wave reflection method and the measures taken for the longitudinal wave reflection method in this district to suppress the interference and enhance the resolution and good results are obtained .

文中叙述了 横波 反射法在三元里地区应用受限的原因及纵波反射法在本地区为压制干扰、提高分辨率所采取的措施，使P波反射法勘探取得了好的效果。

Electromagnetic wave reflection of anisotropic layered media with a metallic substrate

金属衬底多层各向异性介质 电波 反射特性研究

Converted wave data processing is more complicated than a single P-P wave reflection data processing .

转换波的资料处理比单一 纵波 型 的 反射 波资料处理要复杂得多。

P-SV converted wave reflection coefficient and field acquisition geometry design

P-SV转换 波 反射系数与野外采集观测系统设计

Besides P wave reflection amplitude the formula of amplitude and offset has Poisson 's ratio and shear wave amplitude parameters ;

在振幅与炮检距的关系式中，除了 反射 纵波振幅参数之外，还包含有泊松比和横波振幅参数。

An artificial damping layer is adopted on the free surface to avoid the wave reflection .

在自由表面加了一个人工阻尼层以避免 波浪 的 反射。

The characteristics and law of seismic transverse wave reflection of bedrock and karst are analyzed through practical projects .

通过实例分析研究了基岩及岩溶的地震 横波 反射特征和规律。