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25 dic 1986 anni - 1986年12月25日上海无线电三厂研制成功具有国际先进技术水平的TF7100型100瓦全固态调频立体声广播发射机和 100瓦全固态分米波电视发射机。

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1986年12月25日上海无线电三厂研制成功具有国际先进技术水平的TF7100型100瓦全固态调频立体声广播发射机和 100瓦全固态分米波电视发射机。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

686

Data:

25 dic 1986 anni

Adesso

~ 38 years ago

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