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11 set 1984 ano - 1984年9日11日江南造船厂建成全国最大的11.3 米液压推进盾构式隧道掘进机。

Descrição:

1984年9日11日江南造船厂建成全国最大的11.3 米液压推进盾构式隧道掘进机。

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工业大事年表

2 set 2023

1

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686

Data:

11 set 1984 ano

Agora

~ 41 years ago

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