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jan 21, 1970 - 1970年1月21日中国第一台数字式电子计算机程序控制立式自动铣床在上海试制成功。

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1970年1月21日中国第一台数字式电子计算机程序控制立式自动铣床在上海试制成功。

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工业大事年表

2 Sep 2023

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Date:

jan 21, 1970

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~ 55 years ago

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