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电脑21寸屏幕多大
更新时间: 2020-10-26 00:00:00  

21寸指的是显示屏的对角线长度,换算成厘米大约为54厘米。

市面上的显示屏类型有两种,一种是16比9,一种是4比3,显示屏类型不同,则显示屏尺寸不同。

对于21寸的电脑显示屏,16比9的显示屏长为47.6厘米,宽为26.8厘米;4比3的显示屏长为40厘米,宽为30cm。

关键词: 电脑 屏幕

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