Nine speakers may seem like overkill, but Dolby's pro Logic IIz fulfills the promise of surround sound: audio that envelops you from all over, not just the sides.

配置九个扬声器似乎显得小题大做，但杜比的ProLogic IIz的确实现了环绕声音的产品承诺：让声音从四面八方把人包围，而不是只从某些方位发出。

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Since 2002, China International Entertainment Technology Summits have been held in conjunction with China International Exhibition on Pro Audio, Light, Music & Technology.

从2002年开始，与“中国国际专业音响·灯光·乐器及技术展览会”同期举办“中国国际演艺设备与科技论坛”。

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Since 2002, China International Entertainment Technology Summits have been held in conjunction with China International Exhibition on Pro Audio, Light, Music & Technology.

从2002年开始，与“中国国际专业音响·灯光·乐器及技术展览会”同期举办“中国国际演艺设备与科技论坛”。

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