对界面反射超声散斑场的一阶统计特性进行了理论和实验分析。
The first order statistical properties of the ultrasonic speckles reflected from an interface is analyzed theoretically and experimentally.
本文利用菲涅耳公式讨论了光在透明介质界面反射、折射的偏振和相位。
The paper discusses the problem concerning light reflecting and refracting polarization and phase on the surface of the transparent medium by using the Fresnel formula.
把倾斜界面反射时间校正到相应的平界面反射时间的过程就叫做DMO。
Converting dip reflector time to the corresponding horizontal reflector time is called DMO correction.
对轴外点发出的一束光线经界面反射形成的偏振像差进行了研究,并对两种具体情况进行了讨论。
The polarized aberration formed by a reflected beam from an off-axis object point is discussed in this paper, and two kinds of specific cases are analysed.
分析结果表明:界面反射对窄cW脉冲信号的参数估计有重要影响,在工程设计中应采取适当措施加以克服或补偿。
It is indicated that the interfacial reflection affects the parameter estimation of narrow CW pulse significantly so that some measures should be taken in practical application.
计算表明一定偏振度的入射部分偏振光束经界面反射后,反射光束偏振度由于界面反射在反射光束截面上将产生一定分布。
Calculations show that polarization degree of partial polarized light beam present certain distribution on the cross section of reflected output beam from interface.
Miguel也为快速而简单的配置界面提供了基于反射的方式。
Miguel is also offering a reflection based design for quick and dirty configuration screens.
你在这一部分可以学到如何组合界面元素,建立色彩渐变,绘制图像的反射,以及给图像加上滤镜。
It is here that you learn how to use composites, create gradients, draw reflections, and apply filters to images.
在这样的界面上电磁波、热波、光波和声波能够反射。
Waves of electromagnetism, heat, light and sound can be reflected at such an interface.
当反射界面上下两侧的声波组抗降低时,反射系数就会出现负值。
Negative coefficients occur where there is a decrease in acoustic impedance across the reflecting interface.
考虑到这些特征,再假设海水与沉积物的界面是平的,导出了平面声波在其上的反射系数的表达式。
When these characteristics are considered and assume that the interface of sea water and sediment is a plane, the expression of reflection coefficient is derived.
在由非水平裂隙构成的界面上,P-P波反射系数会出现更多的极值而变得较为复杂,且不能直接指示裂隙走向。
On the interface where there are non-horizontal fractures, reflection coefficient of P-P wave has more extrema to show complexity and to fail to directly indicate fracture strike.
反射界面及层速度是地震勘探中相当重要的地层参数。
Reflection interface and interval velocity are quite important stratigraphic parameters in seismic exploration.
该算法使用射线追踪计算传播时间,应用波场界面方程计算反射振幅。
This algorithm USES ray tracing to calculate traveltime, and DE - rives reflection amplitude from wave field interface equation.
研究简谐弹性波在一般各向异性介质单侧接触界面上的反射和折射问题。
Reflection and refraction of harmonic elastic waves at a unilateral frictional contact interface is studied theoretically in this paper.
导电介质中的平面电磁波在介质的分界面上也发生反射与透射。
The plane electromagnetic wave in an electric medium also reflects and transmits on the interfaces.
利用菲涅尔公式讨论了几种不同界面上线偏振光反射时的偏振态,分析了振动方位角的变化情况。
This paper analyzes the polarization of reflected light by Fresnel formula when linearly polarized light is incident on different interfaces, and discusses the change of vibration azimuth angle.
声波在海底界面的反射和透射是海底散射、海底混响、海底目标探测的重要问题。
Reflection and refraction of acoustic waves at a sediment interface is an important problem for seafloor scattering, bottom reverberation and the acoustic detection of objects.
研究结果表明,该区不同界面的首波和反射波具有不同的特征。
The result shows that the head waves and reflected waves from different interfaces in this region possess different characteristics.
理论分析认为,该电流峰与超晶格界面的电子反射有关。
It; was believed that the strong photocurrent peak is relevant to electron reflection at interface in superlattice.
对金属多层薄膜的光学反射特性、层状结构、表面及界面特性进行了研究;
The detail of optical reflection characteristics, layered-structure, surface and interface characteristics were studied.
电子波干涉法是一种新的量子阱探测器能带结构计算方法,该方法是基于电子波在量子阱界面的反射和干涉效应提出的。
This method is based on the reflectance and interference effects of electron wave at interfaces between the wells and the barriers.
该技术是将动校正后的数据偏移到倾斜反射界面零偏移距位置上,能够解决深层构造成像问题。
The normai moveout corrected seismic data are mi-grated to the zero offset dipping reflector, which solves the problem in deep layer image.
从理论上计算了同一强度的入射冲击波在不同材料界面上产生的反射冲击波强度。
For an incident shock wave, the strength of reflected shock waves from the boundary of different materials are calculated theoretically.
因为晶格振动的波在达到界面时会被反射,所以镜面反射边界条件与循环边界条件相比更符合晶格振动的特点。
Lattice wave will be reflected when it reaches the boundary so that the reflecting boundary condition is more reasonable than cyclic boundary.
DMO方法能够使来自不同倾斜界面的反射波同时得到有效叠加。
DMO method can cause satisfactory stack result of the reflection waves which come from different dip reflectors.
我们看到,(7.7.6)代表平面SH波在分界面上的反射和折射。
We see that (7.7. 6) represents the reflection and refraction of plane SH-waves from the interface.
在反射界面存在倾角的情况下,基于水平层状速度模型的VSP成像会使归位不准确。
VSP imaging based on horizontally layered velocity model fails to yield desired results when seismic reflectors are not horizontal.
线性化反演是通过从反射界面深度由分离速度参数迭代进行的。
The linearized inversion was undertaken by DE coupling velocity parameters from reflector depths.
合成声波测井是一种有效的横向预测方法,它把界面型地震反射剖面转换成岩层型测井剖面,用于研究储层的空间展布。
Synthetic sonic logging is an effective lateral prediction technique, it converts seismic reflection section into lithologic logging section so as to investigate reservoir distribution.
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