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jan 31, 2005 - 2005年1月31日上海船用曲轴公司制造成功中国第一根国产化大型船用曲轴。曲轴8米长、3 米高、72 吨重，改写了中国船用曲轴依靠进口的历史。

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2005年1月31日上海船用曲轴公司制造成功中国第一根国产化大型船用曲轴。曲轴8米长、3 米高、72 吨重，改写了中国船用曲轴依靠进口的历史。

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工业大事年表

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jan 31, 2005

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