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jun 28, 1980 - 1980年6月28日上海无线电二厂研制的中国第一台调频调幅立体声盒色座纹声系统问世。

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1980年6月28日上海无线电二厂研制的中国第一台调频调幅立体声盒色座纹声系统问世。

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工业大事年表

2 Sep 2023

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686

Date:

jun 28, 1980

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~ 45 years ago

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