折射的

Having one direction along which double refraction of light does not take place.

单轴晶体的有一个方向的，沿此方向不发生光的双折射。

It introduces causes of formation of polarization mode dispersion、describing methods in internet and some important concepts about PMD,for example double refraction, coupling, primary polarization state and so on.

介绍了偏振模色散的成因、国际上常用的描述方法以及有关偏振模色散的一些重要概念，如：双折射，耦合，主偏振态等。

All node switches are integrated in a single block of crystal and the interconnections of them are implemented based on double refraction and double reflection of the crystal.

该网络各级由相似结构的光学固态模块级联组成，每个基本模块只包括一块用作光互连的双折射晶体和一个用作信息处理的光开关阵列或光开关矩阵。

The empiric formula to avoid the effect of random birefringence is given.

数值研究了光纤的随机双折射双孤子稳定传输的影响，给出了避免其影响的经验准则。

Points out that the propagational derection and vibration surface of ordinary and extraordinary ray in crystal can be determined by the characters of wave surface in crystal and Huygens,Construction.

本文研究单色自然光入射到单轴晶体后产生双折射现象，所得的O光和e光在晶体内的传播方向和振动面，可利用晶体中波面的特点和惠更斯作图法来确定，使读者对这一问题有更进一步的认识和理解。

The refraction, reflection and propagation of the acoustic wave in a rod are studied quantitatively when a line-focused probe is employed in an axial scanning in immersion testing. The shape and position of the first and second focal line of the probe in the cylinder are calculated.

定量研究了采用线聚焦探头、液浸法、轴向扫描探伤时，棒材中声波的折射、反射和传播规律，计算得到了工件中的一次焦线和二次焦线的形状和位置。

It is not fortuitous, and reflects from one aspect of the transitional period of China's social life.

它的出现并不是偶然的，它从一个侧面折射出中国转型时期的社会生活。

Patterns in Nature: Rainbows A rainbow is reflected in Arctic icy waters in Canada's Foxe Basin.

一道彩虹被折射到北极圈的多冰的海域位于加拿大的Foxe盆地。

Yet this encounter was consistent with a worrying change detected by many grizzled Afghanistan hands, Western diplomats and soldiers.

然而，这一场会面却折射出了最近不管是忧心忡忡的阿富汗人，还是西方外交官和部队都感到的一种令人担忧的变化。

However, the sparsity of the observational points used in the refraction method due to the restrictions imposed by the surface hypsography of the area-- one point per kilometre-- makes it possible only to give relatively accurate data for base rock velocities, but not for morphologic structure configurations.

但是，小折射方法受地表的地形起伏因素影响比较大，且观测密度也不够，每公里只有一个点，所以在该区只能较准确地给出基岩的速度信息，而无法准确地获得基岩的形态起伏数据。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。