关于HDCD XRCD SACD

什么是HDCD？传统CD规格形同瓶颈在1983年刚推出CD之时，曾出现过两种截然不同的意见。数字音响的赞许者预言：CD将会为音响业开创一个新纪元。反对者则认为：CD的重放音质欠佳。它损失了原始音响

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