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本文讲述黑白电视及彩色电视制式,简述数字电视的概念、基本原理,简要世界上成熟的数字电视制式以及我国的数字电视制式。
This article describes the black and white TV and color TV system, a brief description of the concept of digital television, basic principles, a brief overview of the world’s mature digital TV standard and China’s digital TV system.