World's deepest submarine ranking
1 Japan trench, 10970 m
1995 [white] Japan Trench (unmanned submersible) snorkels in the Mariana Trench, the world's deepest abyss, with a water depth of 10970 m, so it ranks first in the world's deepest submarine ranking!
Trieste -2 USA on the 2nd, 109 16m.
1960 65438+1On October 23rd, Trieste -2 (manned submersible) of the United States dived to the depth of 109 16m in the Mariana Trench in the Pacific Ocean, and it became the first submersible (manned) in the world. Although the dive depth is not as deep as the former, it is manned.
No.3 China Jiaolong, 7062 meters.
20 12 On June 24th, China Jiaolong (manned submersible) dived 7062m in the Mariana Trench, setting a record for the deepest dive. Of course, it is not as good as the first two, so it ranks third in the world's deepest submarine ranking.
Other submersibles
Generally speaking, no conventional submarine can dive more than 300 meters, at least not yet; A little deeper, only nuclear submarines, generally around 400 ~ 500 meters, work and fight in the deep water area of 600 meters at most; The former Soviet Union's "Komsomolsk" nuclear submarine set a world record of combat submarine 1000 meter when it was on trial.