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數位唱片
释义
數位唱片
shù wèi chàng piàn
一种以数位方式记录声音讯号的唱片。有别于记录连续声音的传统唱片。所谓数位方式是指将连续的讯号,依一定的时间间隔取样,每一个被取样的信号可以一组数字代表,易于作电子或电脑处理,但是若取样间隔过宽,则音色会不够柔美。由于数位唱片上的讯号是以雷射光读取,也称为「雷射唱片」、「镭射唱片」。
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更新时间:2026/9/26 3:16:17