第三級戰艦
Sign in to saveAlso known as third-rate ship of the line, 3rd rate, 3d rate, third-rate ship, third rate
thumb|The third-rate HMS Buckingham (1751)|HMS Buckingham on the stocks before its launch in 1751 thumb|Painting of the third-rate HMS Melville (1817)|HMS Melville In the rating system of the Royal Navy, a third-rate was a ship of the line which from the 1720s mounted between 64 and 80 guns, typically built with two gun decks (thus the related term two-decker).