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jul 31, 1970 - 1970年7月31日9424工程(上海在南京的梅山铁矿基地)1 号高炉和焦炉投产。

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1970年7月31日9424工程(上海在南京的梅山铁矿基地)1 号高炉和焦炉投产。

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工业大事年表

2 Sep 2023

1

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686

Date:

jul 31, 1970

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~ 55 years ago

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