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jan 21, 1954 - 美国核潜艇下水

Description:

       1954年1月21日，世界上第一艘核动力潜艇——“鹦鹉螺号”在美国康涅狄格电船公司的船坞下水。

Added to timeline:

少女前线世界观补全计划

ByMDR
1 months ago
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Date:

jan 21, 1954
Now
~ 71 years ago
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