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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。 (may 1, 1943 – jan 1, 0)

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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。

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工业大事年表

ByLoo Qoo
2 Sep 2023
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Date:

may 1, 1943
jan 1, 0
~ 0 days
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