"According to the time when the unmanned underwater vehicle photographed this nuclear submarine, we called up the sonar array monitoring data on the first chain!"

"I didn't find anything out of the ordinary!"

"What does this mean!?"

Dr. Gray, a submarine expert, said, looking at the crowd around him.

What does this mean?

The noise of this new nuclear submarine, their sonar system can no longer catch it !!

If you say it before

"The aircraft carriers are all launched, and you still say it's a toy?" Chapter 145 is in the middle of the hand, please wait a moment,

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