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dec 31, 1970 - 1970年12月31日 中国自行设计、制造的第一台全板式大型制氧机在吴淞化工厂建成投产，新增制氧能力 6000立方米/时。

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1970年12月31日 中国自行设计、制造的第一台全板式大型制氧机在吴淞化工厂建成投产，新增制氧能力 6000立方米/时。

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工业大事年表

ByLoo Qoo
2 Sep 2023
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731

Date:

dec 31, 1970
Now
~ 55 years ago
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