According to the formed CD recording information, the principle of digital processing system, audio error correcting code and EFM technology is analyzed and explored.

结合激光唱片记录信息形成过程，对音频数字处理系统。音频纠错编码及EFM调制技术等原理做了分析、探讨。

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Many embedded audio systems have been applied into the CD, mobile phone, digital video and so on.

其中，嵌入式数字音频系统在CD机、手机、数字电视机等数字系统中的应用越来越广泛。

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Your application can use MCI to control any supported multimedia device, including waveform-audio devices, MIDI sequencers, CD audio devices, and digital-video (video playback) devices.

您的应用程序能够使用MCI控制任何支持的多媒体设备，包括波形音频设备，MIDI音序器，CD音频设备，以及数字视频(视频回放)设备。

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We have seen the humble digital download carve vast swathes into the audio CD industry.

FORBES: Steve Jobs: Create. Disrupt. Destroy.

Sony invented the Walkman and the portable CD player, but was never more than a third-fiddle player in the digital audio world.

FORBES: These Are The Six Reasons Companies Drop The Ball

When I heard audiophiles rave about "hi-res" audio files digital-music downloads that purportedly sound superior to what you hear on CD I was suspicious, and a little intrigued.

WSJ: Sonic Truth