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相信朋友们对DVD这一名词并不陌生,但对DVD的类别划分,恐怕不是所有人都了解得很清楚吧。下面我们就介绍一下DVD光盘及其分类。
I believe my friends are not strangers to the term DVD, but the classification of DVD, I am afraid not all understand it well. Here we introduce the DVD disc and its classification.