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20 nov 1968 anni - 1968年11月20日中国第一台自行设计的具有国际水平的新式高压锅炉在杨树浦发电厂制造成功。

Descrizione:

1968年11月20日中国第一台自行设计的具有国际水平的新式高压锅炉在杨树浦发电厂制造成功。

Aggiunto al nastro di tempo:

工业大事年表

2 set 2023

1

0

688

Data:

20 nov 1968 anni

Adesso

~ 56 years ago

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