折射

Based on the birefringent effect of liquid crystal, a liquid crystal Fabry-Perot filter in simple structure is designed and fabricated. This device can be used in wavelength division multiplexing.

基于液晶分子的双折射特性，设计并制作了一种结构简单的可用于波分复用系统中的可调谐液晶法布里珀罗滤光片。

Such substances are optically anisotropic and birefringent.

这种材料是光学各向异性的，因而是双折射晶体。

Several birefringent crystals with proper alignment are introduced into OLPF to get a better frequency response.

多块双折射晶体通过适当的排列，可以在对主瓣影响不大的前提下，较大地抑制旁瓣，从而达到改善滤波效果的目的。

Design of the primary structure of the birefringent lens with the concept of pseudo-chromatic aberration and the PW method .

用伪色差概念和PW方法设计双折射透镜初始结构。

Crystals having this property are said to be doubly refracting, or birefringent.

具有这种性质的晶体叫做双折射晶体。

In this thesis, it is also discussed in detail that OLPF which is based upon the light-splitting character of birefringent crystal can reduce aliasing in a digitized image.Optical system is a space-filter by Fourier Optics.

文中详细讲述了OLPF如何利用双折射晶体的分光性质来实现低通滤波的原理，起到了减少甚至消除莫尔条纹的作用，避免了图像质量的下降。

Corrects for inherent instrument polarization to allow accurate measurements of birefringent samples.

通用的消偏器，消除仪器固有的偏振性能，对于具有双折射性能的样品具有更高的精度。

The narrative voice symbolizes collective power , reflecting the social function of black art .

声音的默契是集体力量的象征，它折射出黑人艺术的社会功能性。

Maiden, your simplicity, like the blueness of the lake, reveals yourdepth of truth.

少女啊，你的朴实，宛如湖水的碧绿，折射出你的真理的深邃。

Taking account of the characteristics of pure shear and plane strain, after the measurement to fish-head bodin s'present shapes and the resume of their original shapes, with several reasonable and ideal presumes, the author put forward the refraction rheology gauge of fish-head boudin.

认识到鱼嘴构造的纯剪切作用机制及其平面应变的特点，通过对香肠现有的几何参数的测量和计算以及对香肠构造演化初始阶段几何参数的恢复，在合理假设的理想状况下，推导出鱼嘴构造的应变差折射流变计。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。