Russian submarines sank with floating dock
Submarine B-380 capsized when the floating dock PD-16 sank near the city of Sevastopol, with no casualties in the incident.
continue readingSubmarine B-380 capsized when the floating dock PD-16 sank near the city of Sevastopol, with no casualties in the incident.
continue readingThe US V-22 hybrid helicopter has not been able to operate stably in the desert environment, despite efforts to improve the engine filter over the years.
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