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4 nov 1964 anni - 1964年11月4日上海重型机床厂试制成功中国第一台自行设计的 12 米深孔钻。

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1964年11月4日上海重型机床厂试制成功中国第一台自行设计的 12 米深孔钻。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

686

Data:

4 nov 1964 anni

Adesso

~ 60 years ago

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