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1943年5月是月公用电机厂研制成功国内第 1台300匹马力交流电动机。 (1 magg 1943 anni – 1 gen 0 anni)

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1943年5月是月公用电机厂研制成功国内第 1台300匹马力交流电动机。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

689

Data:

1 magg 1943 anni

1 gen 0 anni

~ 0 days

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