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21 mar 1980 ano - 1980年3月21日上海石油化工总厂化工二厂醋酸装置由单塔氧化改为双塔氧化工艺，为国内首创。

Descrição:

1980年3月21日上海石油化工总厂化工二厂醋酸装置由单塔氧化改为双塔氧化工艺，为国内首创。

Adicionado na linha do tempo:

工业大事年表

2 set 2023

1

0

686

Data:

21 mar 1980 ano

Agora

~ 45 years ago

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