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dec 20, 1985 - 1985年12 月20日上海最大的技术改造引进项目一一上海第二钢铁厂线材轧机改造工开工。

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1985年12 月20日上海最大的技术改造引进项目一一上海第二钢铁厂线材轧机改造工开工。

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工业大事年表

2 Sep 2023

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Date:

dec 20, 1985

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~ 39 years ago

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