折射

The specific research contents include: celestial coordinates The establishment of the Department; Sunday apparent motion of celestial bodies and the anniversary of the apparent motion; celestial parallax, atmospheric refraction, optical aberration, precession, nutation theory and applications; astronomical time measurement principles and time systems; depending on the location of celestial bodies return calculation methods.

具体的研究内容有：天球坐标系的建立；天体的周日视运动和周年视运动；天体的视差、大气折射、光行差、岁差、章动的理论及应用；天文时间计量的原则和时间系统的建立；天体视位置的归算方法等。

It is known for its reflected light effect called chatoyancy.

折射出来的光效应被称之为"猫眼状闪光"。

A green variety of Diopside, chatoyancy or the cat's eye effect is a reflection effect that appears as a single bright band of light across the surface of a gemstone.

透辉石的绿色品种。猫眼状闪光或猫眼效果是在宝石表面上出现的一道单束光亮带的折射效果。

Since their introduction in the early 17th century, refractors have suffered from one major defect: chromatic aberration.

色差是折射式望远镜自18世纪初推广以来所具有的主要缺陷。

With a high refractive index and low chromatic dispersion, the rare earth ions mixed borate glasses have been widely used in many fields.

稀土玻璃由于具有高折射、低色散的特点，在红外光学玻璃以及有色光学玻璃等领域有着特殊的应用。

In order to resolve such question,an optic-fiber current measurement system with simple structure and suitable for high voltage frequency converter was developed based on Faraday effect and principle of optic -fiber current sensors,where a high circular bi-refractive optic-fiber coil was used as a current s...

鉴于光纤传感可以解决上述问题，基于偏振态调制的光纤电流传感器原理，研究一种适用于高压变频器的小巧的，基于法拉第磁光效应的高圆双折射光纤电流检测系统，用Jones矩阵对光纤系统进行分析。

A plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the cone.

具有抛物面主镜和双曲面次镜的一种折射式望远镜；光线被集中到主镜中心的孔径。

The Photoelastic Modulation Ellipsometer is used to measure an artificial circular polarizer, which is a combination of a linear polarizer and a retarder.

在本论文中选用了商业圆偏光片为样品，圆偏光片是由具双折射的1/4λ补波片及线性偏极片两种材料组成。

Characteristics of axial light intensity of planar wave diffractedby small circular aperture.

陈建农，闫金良，王德法，于永江，"受孔径约束抛物面折射系统的分数傅里叶变换"，中国光学快报 5，

Such particular cultural phenomenon is tied up with the Buddhist situation and cultural atmosphere. Meanwhile, it reflects the new philosophy of life and aesthetic spice of cits.

这一独特文化现象的出现同明代的文化氛围特别是佛教状况密切相关，也折射出市民阶层全新的处世态度和审美情趣。

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。