Breakthrough After Breakthrough!

As the numbers were all normal.

The work of diving began gradually.

"Diving depth 100 meters, water pressure 1,0 bar, water temperature 22."

"The shell structure is all normal."

"Diving depth 300 meters, water pressure 2,0 bar, water temperature 19."

"The shell structure is all normal."

The staff kept reporting the various data. As a few voices were heard, the nervousness in everyone's hearts did not disappear. Instead, they became even more nervous!

The Q-Series second-generation nuclear submarine's diving depth target was 500 meters.

They had already dived to 300 meters, but the recorded 200 meters was the main event.

It was also the key factor to determine whether the new titanium alloy composite material could really be used!