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学生写字台灯多少瓦合适
更新时间: 2020-11-12 00:00:00  

1、台灯使用40瓦灯泡或20瓦光灯达400-700勒克斯照明度比较合适。

2、台灯位置:阅读写字台灯要书桌左前免右手挡住光线。

3、台灯式:台灯式选用避免光线直接照射学生眼睛。

4、台灯及房间灯要经保持清洁灯泡用间久或发闪耀或照明降低必须及更换保证足够照度。

关键词: 学生 写字 台灯 多少 合适

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