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读书时眼睛到书的距离为多少

更新时间: 2020-10-04 00:00:00     

因为在医学上认为眼睛与书本的距离保持一尺,有助于保护眼睛。其他用眼注意事项:

1、注意读写姿势,坐的姿势要端正,头要放正,背要挺直;

2、不要长时间用眼阅读或书写。一般来说,读、写半小时后要休息5-10分钟,两眼向远处眺望;

3、经常做眼保健操,缓解视力疲劳。

关键词: 读书 眼睛 距离 多少

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