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jul 5, 1969 - 1969年7月5日上海依粒厂奋斗三年多，用国产原料试制成功达到国际水平的依粒。

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1969年7月5日上海依粒厂奋斗三年多，用国产原料试制成功达到国际水平的依粒。

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工业大事年表

2 Sep 2023

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689

Date:

jul 5, 1969

Now

~ 56 years ago

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