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1976年5月是月 上海光学仪器厂制成中国第一台大型精密先进的数字式重型万能工具显微镜。 (may 1, 1976 – jan 1, 0)

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1976年5月是月 上海光学仪器厂制成中国第一台大型精密先进的数字式重型万能工具显微镜。

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工业大事年表

ByLoo Qoo
2 Sep 2023
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Date:

may 1, 1976
jan 1, 0
~ 0 days
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