Testing of glass and plastics ; abrasion test ; method using abrasion wheels and measurement of scattered light 玻璃和塑料的试验.磨损试验.用砂轮试验法和散光测量
Regression , you may require an enhancement procedure or a thin pair of glasses , or glasses just for night driving 近视或散光复发,可做增进手术或在晚上驾驶时配戴眼镜
Corneal topographic and visual acuity analysis after excimer photorefractive keratectomy for myopia astigmatism 准分子激光角膜切削术治疗近视散光的角膜地形图及视力分析
High efficiency light reflecting system and diffusion foil assure 95 % or more light evenness 精心设计的光源反射系统再结合本机配的曝光散光片装置，从而使晒版光均匀度高达95 %以上。
You should apply the anti - biotic eye - drop once every 4 - hours , you may feel gritty or uncomfortable when eye - drops contact your eyes 9 .手术三个月内，近视远视或散光度数可能会有转变。
The excimer laser refractive surgical instrument can be used to correct myopia , hyperopia astigmatism diopter 摘要准分子激光眼科治疗机可以用来进行近视、远视、散光等屈光不正的矫正手术。
Though the sky was dense with cloud a diffused light from some fragment of a moon had hitherto helped them a little 先前虽然天上乌云密布，但是月亮仍然洒下散光，对他们走路多少有一些帮助。
In a nutshell , refractive surgery involves operating on a healthy eye to remove nearsightedness , farsightedness , or astigmatism 概言之，激光矫视是指施行手术于健康之眼，以消除近视远视或散光。
Fire detection and fire alarm systems - part 7 : smoke detectors - point detectors using scattered light , transmitted light or ionization 火灾探测和火警系统.第7部分:烟雾探测器.使用散光透光或离子化的灾点探测器
