The theme of this year's event, low vision and refractive error, draws attention to the hundreds of millions of people who are functionally blind simply because they need spectacles.
今年事件的主题为低视力和屈光不正，提醒注意数亿只是因为需要眼镜而功能性失明的人。
Though we added this option to enhance the accessibility of Google maps for blind and low-vision users, perhaps others will find this alternative view a useful addition to their maps Arsenal.
虽然我们增加这一选项是为了提高GoogleMaps对盲人和低视力人群的易用性，其他人可能将发现这一可选界面也是他们进行地图查询时的一个有用的补充。
Objective:To evaluate the efficacy of low vision aids for blind and low vision patients.
目的：通过调查随访，了解盲与低视力患者康复情况。
应用推荐