wave reflection

A simple device, that can form continuously changed Mach number flow only by adjusting the wedge angle, was designed availing the theory of shock wave reflection.

利用消波反射波系的基本原理，设计了一种只需要调节楔板角度就可以实现马赫数连续变化。

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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

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In addition, the thin bed resolution of across borehole seismic reflection wave is evaluated;

讨论了孔间地震反射波对薄层的分辨率；

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On the one hand demonstrate the basic theory of reflection wave method, on the other hand also provide guidance on future testing.

一方面验证了反射波法的基本理论，另一方面也为以后的检测工作提供指导。

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Effects of Absorption and the Reflection on Interior Surfaces on Antiparallel Two Wave Mixing

吸收及界面内反射对逆向二波混合的影响

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The elastic wave reflection method is one of the effective methods of detecting the thickness of the top coal seam.

声波反射法是目前顶煤厚度探测的有效方法之一。

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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。

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Application of Transverse Wave Reflection to the Investigation of Karst and Collapse

岩溶塌陷勘察中地震横波反射技术的应用与资料解释

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A discussion on the phase jump of light wave reflection

关于光波反射时位相突变的讨论

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The continuity, discontinuity, increasing and decreasing amount of reflection wave groups and change of their configurations, in combination with geological columns of drills, permitted us to know that the width of upper termination of the fault zone is 100 m.

从反射波组的连贯性、间断性、数量的增加或减少和形态变化等特点，结合钻探地质剖面等资料，认识到断层带上断点的宽度为100m。

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Many different simplified or approximate formulas have been proposed for calculation of P-SV wave reflection coefficients.

对P -SV 波反射系数计算方法的研究,不同学者从不同的角度给出了不同的简化或近似公式.

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Electromagnetic wave reflection coefficients are calculated out by separate selection variable of gap dimension, clearance, cell period and medium electricity parameter ε? μ, variation specialties are discussed, and the conclusions of frequency selection property indistinctively, wave reflection weak and frequency range extension etc are got.

通过开口尺寸、间隙、单元周期及介质电参数ε、μ的变化，计算了电磁波的反射，讨论了变化的特性，得出这种结构具有弱的频率选择性、波反射减弱和频带展宽等结论。

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Then using spherical stress wave reflection and transmission theory under the state of medium-high velocity the formation of spot in the ceramic back.

其次，在中高速撞击条件下，利用球面应力波反射迭加理论，分析了陶瓷背面的层裂的形成；

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In contrast , Methods: Used to depress regular interference , especially multiple reflection and surface wave are few.

但在压制多次 波干扰 和面波干扰方面,目前有效的方法并不多.

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The wave impedance forward modeling technique is a conventional forward method based on reflection coefficient calculation.

波阻抗模型正演技术是一种基于反射系数计算的传统正演技术.

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The reflection wave Pm on Moho discontinuity in 104-180 km is 7-10 times greater than Pg wave.

莫霍界面上的反射波P_ M在 140—180 公里范围比P_ g波 强10—7倍.

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Detecting Underground Water-Bearing Caves by Seismic Transverse Wave Reflection Method

地震横波反射法探测含水洞穴的研究

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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。

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