The Deepest Water Submarines (720p)
51 بار بازدید -
7 سال پیش
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This educational video explains how
This educational video explains how submarines work in the deepest sections of ocean on earth. The term DSV is generally one used by the United States Navy, though several navies operate vehicles that can be accurately described as DSVs.
7 سال پیش
در تاریخ 1396/06/20 منتشر شده
است.
51
بـار بازدید شده