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may 10, 1991 - 1991年5月10日中国自行设计、制造、施工的宝山钢铁总厂二期首座焦炉投产,炼出第一炉焦炭。

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1991年5月10日中国自行设计、制造、施工的宝山钢铁总厂二期首座焦炉投产,炼出第一炉焦炭。

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工业大事年表

2 Sep 2023

1

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731

Date:

may 10, 1991

Now

~ 35 years ago

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