查询词典 refraction

Then the absorbed pump power density, 2D distributions of temperature and index of refraction are also analyzed and discussed.

数值计算的结果表明二维效应的温度分布和应力分布要比一维效应给出的分布更均匀。

The Art of Embroidery BAG characteristics are pearlized, gorgeous crystal clear, crisp color coordination, by the refraction of light relief has the effect of women are common accessories.

珠绣袋的艺术特点是珠光宝气，晶莹华丽，色彩明快协调，经光线折射有浮雕效果，是女人的常用饰品。

Do not purchase a diamond earring if you spot some visible occlusions in it as it known to weaken and diminish reflection and refraction in a diamond.

不要购买钻石耳环，如果你发现其中的一些明显的闭塞，因为它知道，削弱和减少反射和折射的钻石。

Starting with the zenith, a series of star fields at different altitude are observed by a telescope with larger field of view, the derivatives of various orders are calculated at different zenith distances, and finally the observational atmospheric refraction can be obtained by numerical integration.

利用一台较大视场的望远镜从天顶开始，在不同高度上对星空作一系列观测，计算不同天顶距处大气折射函数的各阶导数，最后经数值积分可给出大气折射实测值。

For example, the organization of collagen .brils is largely responsible for transparency and refraction of cornea, lens and vitreous body, and collagens present in the sclera are largely responsible for the structural strength of the eye.

眼亮度主要归因于角膜、晶体、玻璃体的透光度和屈光度。胶原主要存在于巩膜，它是眼睛强度最高的组织。在种系发育中，不同物种中其大部分胶原具有高度保守性。

Its shown that, on normal incidence, the photonic crystals containing negative refraction materials have wider photonic band gaps which is different from the case of traditional photonic crystals, which have narrow transmission bands.

第四章从麦克斯韦方程组出发，推导了光在单负材料周期性结构的传输矩

The main reason is affected by ground-based measurements of atmospheric refraction, atmospheric absorption and scattering, atmospheric gravity jitter as well as the telescope tube bending occurs under a variety of factors, such as observation accuracy and difficult to improve the observed star.

主要原因是地面测量受大气折射、大气吸收和散射、大气抖动以及望远镜在重力作用下出现的镜筒弯曲等多种因素制约，观测精度和观测星等难于提高。

Based on the result of normalized frequency with effective refraction index -1 versus inner radius of ring-shaped holes we theoretically analysis the effects of structure parameters to equifrequency contours of respective normalized frequency and imaging properties.

通过光子晶体有效折射率的计算，得到了有效折射率为-1 的电磁波频率随空气环内径由0～0.2a 变化的规律，并由对应等频曲线的变化解释了结构参数对光子晶体平板成像的影响。

Hammer: A hammer striking a steel plate is used as seismic source for shallow refraction measurements.

冲击锤：浅层折射法中用于锤击钢板来作为震源的锤。

It is to say we can use the information of the refraction wave to judge whether the spread covers the boundary fault of the fault trough so we can modify the spread of the reflection exploration so as to increase the efficiency of the exploration.

四、反射波法已经发展了一套完整的资料成像技术，在生产中发挥了重要的作用，但随着地震勘探技术的发展和在工程勘探中的应用，折射波已经成为地震波成像中一个不可忽略的影响因素。

Among which is the mindset, perceptions and moralities of those who accept mini- military tasks for economic gains.

其中最重要的是心态，观念和道德的人谁接受小型军事任务的经济收益。

In time course imaging, activity peaked 2 days after coronary ligation.

在时程成像检测，活性峰值在冠脉结扎后2天。