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Submarines...an important water vehicle in the battle. It was able to move silently under the cold waters. And when it meets the target to attack, It can destroy enemy warships very quickly. Before escaping like a demon underwater, submarines were as effective in combat as they are today. How has it developed? You can find the answer in..." the Birth of a submarine." list of contents 00:00 Birth of a submarine 00:35 Different types of submarines 03:41 The idea of building a submarine 05:15 Mankind's first submarine #Battleship #Drebbel #History #Combustion #Aristotle #Nautilus #Bathysphere #oarsman #vehicle ✪ Subscribe to the channel https://goo.gl/ogRJJL ✪ Register Members - Fan Club Abdul    / abdulthaitube