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1972年8月是月上海机床厂试制成功中国第一台Y70200大型齿轮磨床。 (1 agos 1972 anni – 1 gen 0 anni)

Descrizione:

1972年8月是月上海机床厂试制成功中国第一台Y70200大型齿轮磨床。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

688

Data:

1 agos 1972 anni

1 gen 0 anni

~ 0 days

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