Most research on the vision of fish is done either by physical or chemical examination of different parts of their eyes or by determining how laboratory fish respond to various images or stimuli.
鱼视力的大多数研究，是以通过物理或化学检查不同部位的眼睛或决定如何应对各种鱼类实验室图像或刺激。
Certification shall also be suspended if the vision acuity examination is overdue or when the individual's performance is found to be deficient in any manner.
持证人视力检查过期，或者持证人从事检验工作时，表现出任何能力上的不足，则，该持证人的认证将被暂停。
Methods In 583 cases(1 111 eyes) randomly collected, the routine check of the vision and refraction were done, followed by examination by the pinhole.
方法随机选取正视眼及各种类型屈光不正的人群583例1 111眼，先行常规视力及屈光检查，然后分别对其进行针孔镜测试。
Methods In 583 cases(1 111 eyes) randomly collected, the routine check of the vision and refraction were done, followed by examination by the pinhole.
方法随机选取正视眼及各种类型屈光不正的人群583例1 111眼，先行常规视力及屈光检查，然后分别对其进行针孔镜测试。
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