布拉格

When the stresses produced, the space between crystals changed and the diffraction peak moved during Bragg diffraction.

当有应力时，晶面间距将发生变化，发生布拉格衍射时，产生的衍射峰也将发生移动，而且移动距离的大小与应力大小有关。

We introduce the acousto-optic interaction physics, the Bragg diffraction, the optical and acoustic characters of the acousto-optic interaction crystal.

声光可调滤波器是依赖于反常声光布拉格衍射工作的声光器件。

Fully regarded the piezoelectric effect, the electrooptic effect caused by the applied electric field and based on the equation of diffraction efficiency and Bragg condition, the of between the applied electric field, the writing beam ratio with respect to the writing angles are analyzed.

全面考虑了电场作用下晶体的压电和电光效应，基于衍射效率公式和光栅的布拉格条件，给出了为获得最佳衍射效率比时外加电场及写入光束比与记录角度间的关系曲线。

A rigorous coupled wave theory for the Bragg diffraction of a Gaussian beam in the uniaxial crystal is derived and a group of rigorous coupled wave equations and diffraction efficiency formula are obtained in terms of the proper coordinate transformation and Riemann method .

利用适当的坐标变换和黎曼方法建立了高斯光束在单轴晶体中布拉格衍射的严格的耦合波理论，获得了一组严格的耦合波方程和衍射效率计算公式，讨论了衍射效率随折射率调制量的关系以及波长选择性和角度选择性，同时分析了衍射效率对再现光宽度的要求。

The feasibility of the ACT for controlling the ODS withthe perturbation-corrupted control parameter is demonstrated with thecomputer simulation of controlling the Bragg diffraction acousto-optic system.

文中先以控制已知动力学表述的布拉格声光系统为例对自适应参考模型控制技术之可行性进行了计算机仿真示例证明。

The impact of the thickness of volume H-PDLC grating on the wavelength selectivity of Bragg diffraction are simulated numerically, as well as the theoretic relationships among the refractive index modulation, spatial frequency and the H-PDLC diffraction efficiency.

计算机模拟了体光栅厚度对于布拉格衍射波长选择性的影响，以及折射率调制深度、空间频率和H-PDLC光栅衍射效率的关系。

It is said that Bragg is a romantic place.

据说，这是布拉格一个浪漫的所在。

Fiber Bragg Grating is one of the most development optical fiber passive components in recent years.

光纤布拉格光栅是近年来发展最为迅速的光纤无源器件之一。

The Bragg's condition and effect of polarization on performances of the two-dimension filter are also discussed.

对光栅的布拉格衍射条件以及偏振对二维滤波的影响进行了理论分析。

It is concluded that it is a feasible solution to use fiber Bragg grating in strain measurement for steel structures

结果表明，用光纤布拉格光栅系统测试钢结构的拉应力是切实可行的。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。