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9 gen 1970 anni - 1970年1月9日上海市无线电专用机械厂、上海锅炉厂等十多个单位建成第一座单晶炉并拉出第一炉单晶硅。

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1970年1月9日上海市无线电专用机械厂、上海锅炉厂等十多个单位建成第一座单晶炉并拉出第一炉单晶硅。

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工业大事年表

2 set 2023

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688

Data:

9 gen 1970 anni

Adesso

~ 55 years ago

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