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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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28 maio 1986 ano - 1986年5月28日 上海初步形成光纤通信产业光纤年生产能力达到3000公里—4000公里,已建成从原料、工艺设备、光纤光缆到端机、光电器件配套的科研中试基地。
Descrição:
1986年5月28日 上海初步形成光纤通信产业光纤年生产能力达到3000公里—4000公里,已建成从原料、工艺设备、光纤光缆到端机、光电器件配套的科研中试基地。
Adicionado na linha do tempo:
工业大事年表
By
Loo Qoo
2 set 2023
1
0
686
Data:
28 maio 1986 ano
Agora
~ 39 years ago
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