视频的最后是我们的重放系统。

Lastly the video demonstrates our replay system.

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内容重放系统，重放设备，重放控制方法和程序。

Content playback system, playback device, playback control method and program.

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提出了一种改进的5.1通路环绕声虚拟重放系统及其信号处理方法。

An improved virtual reproducing system for 5.1 channel surround sound and signal processing algorithm of the system are proposed.

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