They also abandoned using any corrective lenses, firing the X-ray pulse through a pinhole and then collecting the diffracted rays after they pass through the sample.
他们也放弃使用任何矫正透镜，而是通过一个针孔发射X光射线，然后采集经过样品后的衍射光线。
Waves of long wavelength are diffracted more than those of short wavelength.
波长较长的波比波长较短的波易形成衍射。
Amazingly enough, a beam of electrons had thus been diffracted in a manner completely analogous to a light wave bouncing off a reflection grating.
一束电子波衍射的方式，同光波从一个反射光栅上弹回的方式完全类似，这真是不可思议。
Similar considerations apply to the diffracted rays.
对衍射光线可采用同样的论证。
The sample should not be so large as to increase unduly the width of the diffracted beam.
样品不应当过分大，以致不恰当地增加了衍射束的宽度。
The diffracted light is then imaged onto a multi-element detector.
光的衍射随即在探测器上成像。
The characteristics of axial intensity distribution of the diffracted field are analyzed.
分析了衍射场的轴上光强分布特点。
It is pointed out that the non-diffracted beam is a kind of Fresnel diffraction phenomenon.
同时指出所谓无衍射光束实际上是一种菲涅耳衍射现象。
Proper migration of seismic data makes use of diffracted energy to properly position reflections.
地震偏移则利用绕射能量使反射归位。
Two ABCD matrices for describing hard apertured Gaussian beams weakly diffracted in the far field are defined.
定义两种描述高斯光束被硬边光阑弱衍射的远场下的光阑ABCD矩阵。
The light propagating along the axis of the fiber incident on the angled end will be totally reflected and diffracted.
沿光纤光轴传输到光纤倾斜端面上的光将被全反射，同时被光栅衍射。
Seismic response in heterogeneous gas-bearing strata would be characterized by relatively well developed diffracted wave.
非均质性含气地层其波场响应中绕射波比较发育。
Using the high degree diffracted waves twice, we have obtained lower noise phase difference amplification of over 100 times.
两次利用其高阶衍射可获得大于100倍的低噪声位相差放大。
The use of photosensitive array makes it possible to obtain the distribution of diffracted light intensity with only one sampling.
由于本实验仪的光强采样部分使用了光敏阵列，从而一次采样即可得到衍射光强分布图形。
The spectral behavior of polychromatic spatially fully coherent light diffracted by an annular aperture in the far field is studied.
研究了多色空间完全相干光经过环形光阑衍射后在远场出现的光谱变化，并给出了详细的数值计算结果和具体实例。
This paper presents a method for calculating travel time of diffracted wave from velocity model and for making diffraction migration.
本文提出一种按速度模型计算绕射波射线旅行时和进行绕射归位的方法。
The blue wavelengths are diffracted at a lesser Angle than the green wavelengths, which are at a lesser Angle than the red wavelengths.
蓝色波长的衍射角度要小于绿色波长的衍射角，它们均比红色光的衍射角度小。
Based on the vector angular spectrum representation of Maxwell's equations, the diffracted plane wave is decomposed into the te and TM terms.
运用麦克斯韦方程组的矢量角谱表述，将平面衍射波分解为TE项和TM项。
In the present paper, threshold value method of diffracted intensity is put forward to process the test data, so the boundary of defect is legible.
采用衍射强度阈值法对测试数据进行处理，使得缺陷边界清晰可辨。
This paper introduced the method of getting and identifying diffracted wave in routine ultrasonic testing and its application in the working practice.
介绍了在常规超声波检测中获取和识别衍射波的方法及其在工作实践中的应用。
This paper deals with the results of a three-dimensional ultrasonic wave model experiment designed to study the mechanism of refractional diffracted waves.
本文讨论一项用以研究折射绕射波的三度空间超声波模拟实验的结果。
The second order diffraction light of Rayleigh scattering light, Raman light, diffused light and the fluorescence diffracted from the grating have been discussed.
本文讨论了瑞利散射光、拉曼散射光、漫散射光及荧光经光栅衍射而形成的高级次光谱的干扰。
The diffracted light intensity on axis of a Spatial light Modulator (SLM) with Multi-level Phase Fresnel Zone Plate (MPFZP) is studied by diffraction optical method.
用衍射光学方法研究了加有多级相位菲涅尔波带片(MPFZP)的空间光调制器(SLM)的轴上衍射光强。
On the basis of the coupled-wave theory of local volume holography, the amplitude distribution and the diffraction efficiency of the diffracted beams are calculated.
利用局域体全息的耦合波理论，计算了该透镜衍射光的振幅分布和衍射效率。
The NLOS sound signal usually arrives at acoustic array by diffraction, and the diffracted transmission path is a geodesic according to the extensive Famat's principle.
非视距声信号通常经过绕射到达基阵，根据广义费马原理，传播路径为一条短程线。
A hybrid calculation method is proposed in the present paper, in which the diffracted and transmitted waves are determined by numerical and physical models respectively.
提出了对绕射波由数模确定，而传递波由物模确定的一种复合计算方法。
Account is taken of the change in the state of polarization of multiply diffracted X-rays in Mosaic crystals, and a more rigorous treatment of secondary extinction is given.
本文考虑了嵌镶晶体中经各级衍射的X射线的偏极化状态的变化，对次级消光效应作了较严密的处理。
Patterns of the diffracted field around a wedge are given and their physical meanings are discussed in depth, based upon some existing solutions to edge-diffraction problems.
本文在现有的尖劈衍射解的基础上给出尖劈边缘附近声场的清晰图象，并深入地讨论它们的物理意义。
Each channel of diffracted beams has the same bandwidth, which means each channel of diffracted beams carries the same amount of information. And this is of great significance to WDM.
通道拥有相同的带宽意味着各个通道的衍射光携带着等量的信息，这对于WDM有着非常重要的意义。
The principle of measuring the self-height of cylindrical hole defect by ultrasonic tip diffraction technique was analyzed based on the characteristics of reflected and diffracted waves.
根据柱孔缺陷的端点反射波和衍射波的特点，分析了用端点衍射法测定柱孔类缺陷自身高度的原理。
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