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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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29 out 1978 ano - 1978年10月29日上海异型钢管厂试制成功不锈钢外螺纹驱动软管，填补国家空白。

Descrição:

1978年10月29日上海异型钢管厂试制成功不锈钢外螺纹驱动软管，填补国家空白。

Adicionado na linha do tempo:

工业大事年表

ByLoo Qoo
2 set 2023
1
0
686

Data:

29 out 1978 ano
Agora
~ 46 years ago
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