eyestrain

Often symptoms are subtle. As a result, many people with digital motion sickness do not quite know what is causing their discomfort, typically chalking it up to stress, stomach upset, eyestrain or vertigo.

数码动晕症的症状往往难以捉摸，所以很多患者都搞不清楚到底是什么原因造成了他们的不适感，而常常将其归咎于压力、胃不舒服、眼睛疲劳或眩晕等。

The traditional method to use Autocollimator is to interpret the pattern on the reticle through the eyepiece of the instrument. A long time operation is likely to cause eyestrain, increase the alignment error and reading error, and reduce efficiency.

传统的光学自准直比较测角仪都是依靠人眼从仪器的目镜中观察分划板，长时间操作容易造成测量人员眼睛疲劳，增大瞄准读数误差，降低工作效率。

A good computer aided detection ( CAD) system, which can effectively avoid error and miss in diagnosis due to the eyestrain or negligence of human, could help doctors recognize micro disease better in medical images.

好的计算机辅助检测系统能够有效地防止因为视觉疲劳和疏忽而造成的误诊和漏诊，帮助医生更好地识别图像中的微小病变。