Austro-Hungarian Navy submarines were also known as U-boats. U-boats are most known for their unrestricted submarine warfare in both world wars, trying to disrupt merchant traffic towards the UK and force the UK out of the war.

U型潜艇（英文：Undersea boat）是特指在第一次和第二次世界大战中，德国使用的潜艇。 由于德国潜艇的编号都使用德文“Unterseeboot” 意思（英文为U-boat）的首字母U加数字命名。

U-boat, (“undersea boat”), a German submarine. The destruction of enemy shipping by German U-boats was a spectacular feature of both World Wars I and II. Germany was the first country to employ submarines in war as substitutes for surface commerce raiders. At …

U-潜艇是特指在第一次世界大战和第二次世界大战时，纳粹德国使用的潜艇。 因这些潜艇的型号都用德文Untersee-boot (英文： Undersea boat)（潜艇）的首字母加数字组成而得名。

Feb 12, 2019 · The name “U-boat,” an abbreviation of the German unterseeboot which, literally translated, means “undersea boat,” is a name that has become synonymous with swift and deadly attacks from the depths of the ocean, torpedoed Allied warships sinking into the icy waters of the Atlantic after having been taken by surprise, and the most potent ...

U-boat, German Unterseeboot (“undersea boat”), German submarine. The first German submarine, the U-1, was built in 1905. During World War I Germany became the first country to employ submarines in war, and during World War II its U-boats dominated the Battle of the Atlantic until the Allies developed new antisubmarine tactics.

Sep 20, 2021 · U型潜艇（英文：Undersea boat）是特指在第一次和第二次世界大战中，德国使用的潜艇。 由于德国潜艇的编号都使用德文“Unterseeboot” 意思（英文为U-boat）的首字母U加数字命名。

The word submarine means 'underwater' or 'under-sea' (as in submarine canyon, submarine pipeline) though as a noun it generally refers to a vessel that can travel underwater. [5] The term is a contraction of submarine boat. [6][7] and occurs as such in several languages, e.g. French (sous-marin), and Spanish (submarino), although others retain the original term, such as …

U型潜艇是特指在第一次世界大战和第二次世界大战时，德国使用的潜艇。 由于德国潜艇的编号都用德文“Untersee-boot” 的首字母U加数字命名，如U-511。 为了区别于同盟国的潜艇（英语为“submarine”），在英语里使用“U-boat”来称呼德国潜艇。

U-潜艇 是特指在 第一次世界大战 和 第二次世界大战 时，纳粹德国使用的潜艇。 因这些潜艇的型号都用德文Untersee-boot (英文: Undersea boat)（潜艇）的首字母加数字组成而得名。