Design ships

发现只有在这个程序了解所有船

The ship, is a passenger transport vehicle and goods at sea (river etc) [1] as well as a smaller boat or boat. Ships are usually big enough to carry a small boat like a lifeboat. While in English terms, separated between larger ship and smaller boat. Traditionally the ship can carry the boat but the boat can not carry the boat. The actual size at which a boat is called a ship is always fixed by local laws and regulations or customs.

Centuries of ships are used by humans to wade through rivers or seas preceded by boat invention. Usually humans in the past using canoes, rafts or boats, the greater the need for loading power then made a boat or raft of a larger size called the ship. The materials used for the manufacture of ships in the past using wood, bamboo or papyrus rods such as that used by the ancient Egyptians and then used metal materials such as iron / steel because of the human need for a strong ship. For human mover initially use oars then wind with the help of the screen, steam engine after emerging Industrial revolution and diesel engine as well as Nuclear. Some studies have led to motorized boats that run floating on water like Hovercraft and Eakroplane. As well as ships used in the seabed submarine.