1954 Nautilus, the first U.S. nuclear submarine, was launched at Groton in Connecticut.
1954 Nautilus, the first U.S. nuclear submarine, was launched at Groton in Connecticut.
美国第一艘核潜艇鹦鹉螺号在康狄格州柯罗顿市下水。
1954 Nautilus, the first U.S. nuclear submarine, was launched at Groton in Connecticut.
美国第一艘核潜艇鹦鹉螺号在康狄格州柯罗顿市下水。