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12 apr 1977 anni - 1977年4月12日上海新跃仪表厂研制成功80万倍电子显微镜。

Descrizione:

1977年4月12日上海新跃仪表厂研制成功80万倍电子显微镜。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

688

Data:

12 apr 1977 anni

Adesso

~ 48 years ago

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