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24 ago 1988 ano - 1988年8月24 日上海电钟厂试制的国内第一块新华社快讯大屏幕显示系统安装在北京火车站东侧广场。

Descrição:

1988年8月24 日上海电钟厂试制的国内第一块新华社快讯大屏幕显示系统安装在北京火车站东侧广场。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

24 ago 1988 ano

Agora

~ 37 years ago

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