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4 jun 1989 ano - 1989年7 月4日年产9000公里光纤的引进生产线在上海新沪玻璃厂建成投产。

Descrição:

1989年7 月4日年产9000公里光纤的引进生产线在上海新沪玻璃厂建成投产。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

4 jun 1989 ano

Agora

~ 36 years ago

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