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nov 1, 1983 - 1983年11月1日上海重型机器厂冶炼成功 203吨的大型电渣重熔钢锭，为世界之冠。

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1983年11月1日上海重型机器厂冶炼成功 203吨的大型电渣重熔钢锭，为世界之冠。

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工业大事年表

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nov 1, 1983

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~ 41 years ago

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