潜艇,是海军的重要装备。它能远离基地长时间地独立在海上进行战斗活动,具有良好的隐蔽性、较大的自给力和突击能力。 1620年,荷兰人科·范·德雷布尔在英国建造了世界上第一艘潜艇。1724—1727年俄国人叶菲姆·尼科诺夫也建造了类似的能在水下航行的舰艇。当然,这些被称之为“潜艇”的舰只离理想的境地差得很远,并且有许多关键性的技术缺陷。严格地说,这些潜艇还够不上称之为海军的新式舰只,因为它还 Submarine, is an important naval equipment. It can stay away from the base for a long time independent combat activities at sea, with good concealment, greater self-sufficiency and surprise capability. In 1620, the Dutchman Van de Dbler built the world’s first submarine in Britain. 1724-1727 Russian Yefim Nikonov also built a similar navigable underwater craft. Of course, these ships, known as “submarines,” are far from ideal and have many key technical flaws. Strictly speaking, these submarines do not have enough new-type naval vessels called it because it still