折射系数

Vapor, was very viscous, dense and had a refractive index similar to that of glass.

水'。''的''。'粘'。''''。'滞'。''性和密度都很大，其折射系数与玻璃的相似。

This polywater, made by ex posing very fine glass capillanes to a saturated atmosphere of water vapor, was very viscous, dense and had a refractive index similar to that of glass.

通过将非常纤细的玻璃毛细管放在饱和的水蒸气中产生的这种"聚合水"的粘滞性和密度都很大，其折射系数与玻璃的相似。

The calculation methods are presented for the reflection and transmission of ultrasonic waves incident from the fluid on to the arbitrary orientation interface of the general anisotropic solid. It is found that the reflection and transmission coefficients depend on, in general, the elastic parameters of the media, orientation of anisotropic solid surface and incident angle.

考虑到由流体斜入射到各向异性固体时超声波模式转换的一般情况，给出了超声在流体和各向异性固体任意取向界面上反射和折射问题的求解方法；超声反射和折射系数是媒质弹性参数、界面取向及入射角的函数。

The reflection coefficient and refraction coefficient are also given; the analysis shows the versatility of the principle of least action ,Snell s law and Fresnell s law in the research on the left-handed material,and the negative refraction effect is explained.

研究了电磁波在左右手介质界面折射与反射的特性，给出了折射系数和反射系数，从另外一个方面探讨了最小作用量原理在左手材料中的适用性；从电动力学和最小作用量原理证明了Snell定律，验证了Snell定律在左手材料中的适用性，并且得到Fresnell公式在左右手材料中的一致性。

By contrast, the value of T on the plateau increases with the increase of refractive index gradient.

相对的，在稳态的T值则随著折射系数梯度的增加而增加。

Shadow,Schlieren and Interference methods are used to determine the changes of refractive indices of plasma.

本文介绍用阴影、纹影相干涉方法确定等离子体折射系数变化的原理。

Oweing to the suitable coefficient of thermal expansion and refractive index of lithium disilicate crystals, lithium disilicate glass-ceramics could obtain high mechanical strength and translucent effect simultaneously, which show a brilliant future in dental aesthetic restorations. The purpose of the study was to investigate the effects of glass composition, content of P2O5 and heat treatment procedures on microstructure and properties of final glass-ceramic products.

二硅酸锂晶体具有适宜的热膨胀系数和光折射系数，与玻璃相能够达到良好的热力学和光学匹配，使得二硅酸锂玻璃陶瓷在具备较高机械性能的同时，仍能保持优秀的半透光特性，实现了高强度和美学效果的统一，在全瓷美学修复领域具有广阔的应用前景。

The time-resolved hemispherical reflectance and transmittance of the slabs with linearly varying refractive index are obtained for various optical thicknesses, scattering albedos and substrate reflectances.

接著，求各种光学厚度、散射比和基底反射率的线性可变折射系数平板的时间分解半球反射率与半球穿透率。

The refractive index of thin films was raised and extinction coefficient of the Y2O3 films was decreased after annealing.

椭偏仪的测试结果表明薄膜退火后的折射系数提高，消光系数减少。

The electrically controlled refractive index in a nematic liquid crystal cell for switchable π/2 phase shifting and quarter wave plate of terahertz wave was demonstrated. We used the nematic LC, E7, which exhibits a birefringence of ~0.17 (0.2~1.2THz), useable at the room temperature range because of the wide nematic range -10?

我们研制了在兆赫辐射(1012 赫兹)波段，以电压控制其双折射系数的向列型液晶盒所制作而成的可调式π/2相位调制器及四分之一波片，我们使用了E7这种向列型液晶，在0.2~1.2兆赫这个波段，E7的双折射系数约为0.17，此外其适用的温度范围很大(摄氏-10°~61°)，能够操作於室温。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。