意大利的“卡约·杜里奥”级战列舰是继“康特·迪·卡武尔”级战列舰后建造的“无畏”级战列舰,共建造了2艘。在建造计划上,可以说“卡约·杜里奥”级是“康特·迪·卡武尔”级舰的准同型舰。为加强副炮威力而生第一次世界大战之前,德国的主力舰副炮采用的是150毫米炮,法国采用的是140毫米炮,相对而言,“康特·迪·卡武尔”级副炮采 Italy's “Cayo Dolio” class battleship is the “Conte Di · Cavour” class battleship built after the “fearless” class battleship, built a total of two. In the construction plan, it can be said that “Cayo Dolio” level is the “Conte Di Di Cavour” class ship of the same type of ship. In order to strengthen the power of secondary guns born before the First World War, Germany's main force auxiliary gun is used 150 mm gun, France uses a 140 mm gun, relatively speaking, “Conte Di Cavell” level Deputy shot mining