Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

21 sett 1990 anni - 1990年9月21日上海重型机器厂制成国内第台大型加氢反应器锻件。

Descrizione:

1990年9月21日上海重型机器厂制成国内第台大型加氢反应器锻件。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

688

Data:

21 sett 1990 anni

Adesso

~ 35 years ago

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate