查询词典 refractional

The homocentricity of the reflectional and refractional light beam on the rotational hyperboloid is studied .

研究了光在旋转双曲面上反射与折射光束的单心性，正确得到了其近轴成象的一般公式，给出了应用举例。

Main outcome measures were done on final visual acuity, early complications and refractional deviation.

主要记录患者最佳矫正视力，早期并发症及屈光偏差。

The refractional condition,ocular position and their relationship in six hundred and fifty eyes of 325 healthy youths 16-18 yr.

调查16～18岁视力正常男性325人650眼的屈光状态、眼位以及它们之间的关系。

Through many experiments, we find tracing without ray method can solve the problem. The method applies the refractional wave's geometric properties, and exports the velocity models.

无射线追踪法层析静校正将首波方法的稳定性和回转波方法的灵活性结合起来，隐式使用折射波的几何特性，并由此导出速度模型，达到不使用显式射线追踪法进行层析重建的目的。

AIM: To analyze the postoperative visual outcome, early complications and refractional deviation of secondary intraocular lens implantation for traumatic cataract caused by open-globe injury.

目的：分析开放性眼外伤二期人工晶状体（intraocular lens， IOL）植入术后的视力、早期并发症及屈光偏差。

Statistical significance can not be found between 24hours and 48 hours.. Under an inverted microscope , we can observed the cells adherent, fullness, polygon in control group, the cells amout sparse, suspended, quasi-round, and no refractional nature in experiment groups, the highter the concentration is, the greater themorphological change of cells will become.

形态学分析，在倒置显微镜下可见，经药物作用后MCF-7细胞数目减少，细胞形态由原来的贴壁良好、饱满、多角形、梭形变为类圆形、悬浮、颜色变暗、无折光性，且随药物浓度的增加细胞形态变化越大。2。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。