查询词典 refractive

Currently, the main opacifier is zircon. Zircon crystals which formed in vitrified tiles have different refractive with glass caused light scattering, it makes vitrified tiles whiteness.

目前，玻化砖中乳浊剂主要采用的是锆英石，其增白机理是在玻化砖中形成硅酸锆晶体，利用硅酸锆晶体与玻璃相之间的折射率差使可见光发生散射，从而产生增白效果。

Zirconium silicate has higher refractive index 1.93～2.01, enjoys sound chemical stability. It's a quality and cheaper opacifier finding widespread application in manufacturing various building ceramics, sanitarty ware,daily ceramic products,and high-quality ceramic products.

硅酸锆的折射率高1.93-2.01，化学稳定性能好，是一种优质、价廉的乳浊，被广泛用于各种建筑陶瓷、卫生陶瓷、日用陶瓷、一级工艺品陶瓷等的生产中，在陶瓷釉料的加工生产中，使用范围广，乳浊行，流动行好，具有较强的耐磨性和增白作用。

Methods The 201 cases in 1979～1996 were retrospectively summarized. The clinical features including chief complaints, sex distribution, age at first visit, laterality, type of presentation, ocular deviation in the primary position, refractive errors, amblyopia, globe retraction, change of the palpebral fissure, upshoot and downshoot in adduction, binocular single vision, and its associated ocular and non-ocular anomalies were analyzed.

自1979～1996年回顾性地总结了201例DRS，对它的临床特征，包括主诉、性别分布、初诊年龄、侧向状态、表现类型、原在位的眼位偏斜、屈光不正、弱视、眼球后退、睑裂改变、内转时眼球急速上转和下转、双眼单视及其伴随的眼部和非眼部异常等予以分析。

Methods Several tests including primary eye care, tear break time, refractive analysis, facility of accommodation, phoria and FCC were done on 121 patients respectively.

方法分别对121例电脑终端病患者进行了眼科一般检查、泪膜破裂时间测定、屈光状态分析、调节灵活性测定、隐斜视及FCC测定。

Two factors, refractive index and reflective area related with the retroreflective capability are discussed.

从理论和实验两方面分析了玻璃微珠的回向反射特性，主要讨论了玻璃微珠的折射率和其反射层面积这两个因素对回向反射性能的影响。

Objective To investigate the refractive changes of ocular measurable factors due to scleral buckling surgery.

目的 研究视网膜脱离巩膜环扎术后眼部屈光状态的改变及其影响因素。

Relationship of refractive status, axial length, and scleral metamorphic change in chicken form deprivation eyes.

实验性的形觉剥夺性近视（form deprivation myopia ， FDM）是近年来作为研究人类高度近视的动物模型。

The influence of the gap between the prism and negative-refractive-index film on the measurement is both theoretically and simulatively studied.

用传输矩阵法进行了模拟论证，得到了模拟反射率曲线，同时模拟分析了空气间隙对测量结果的影响。

ABSTRACT: Objective To evaluate the clinical efficacy of laser subepithelial keratomileusis applied in refractive surgery, detailed treating points and the effects.

目的 评价准分子激光上皮下角膜磨镶术在屈光手术中的应用及手术细节处理对手术效果的影响。

It means that through tomographic detection of reconstructed image of double-exposure hologram the 3-D refractive index field has been measured.

还给出了初步的试验验证，证明该方法是可行的。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。