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aug 14, 1992 - 1992年8月14日上海第五钢铁厂二炼钢厂冶炼成功国内第一炉尿素钢。

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1992年8月14日上海第五钢铁厂二炼钢厂冶炼成功国内第一炉尿素钢。

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工业大事年表

2 Sep 2023

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Date:

aug 14, 1992

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~ 33 years ago

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