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chuang tou deng fu jia ruo guang zhao ming kai guan
Author(s): 
Pages: 37
Year: Issue:  3
Journal: Family Electronics

Keyword:  照明开关 照明灯 眼刺激 弱光 夜间 附加 连接点 干扰 拥挤 并联;
Abstract: <正> 床头灯为夜间起身提供了方便,但美中不足的是:在黑暗中突然点亮照明灯对人眼刺激太大,且对同室睡觉的其他人也造成干扰。如果另装一夜间用的弱光床头灯,又显得太繁琐,床头空间也太拥挤了。针对这种情况,笔者介绍一个好办法,即:
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