发布时间:2025-01-31 22:14:14
电视的显像管一般都在电视机的正中心
应该叫显示屏,分为LCD和LED两种。
显示屏主要由偏光板、TFT薄膜晶体管、玻璃板、液晶层、彩色滤色板、公共电极、光源等组成。而LCD和LED最大的区别在于LED不需要另外的光源,因为LED自身就是发光体
如何在windows media player设置左声道和右声道
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