Page 16 - Demo

%u062c%u0645%u064a%u0639 %u0627%u0644%u062d%u0642%u0648%u0642 %u0645%u062d%u0641%u0648%u0638%u0629 %u0640 %u0627%u0625%u0644%u0639%u062a%u062f%u0627%u0621 %u0639%u0649%u0644 %u062d%u0642 %u0627%u0645%u0644%u0624%u0644%u0641 %u0628%u0627%u0644%u0646%u0633%u062e %u0623%u0648 %u0627%u0644%u0637%u0628%u0627%u0639%u0629 %u064a%u0639%u0631%u0636 %u0641%u0627%u0639%u0644%u0647 %u0644%u0644%u0645%u0633%u0627%u0626%u0644%u0629 %u0627%u0644%u0642%u0627%u0646%u0648%u0646%u064a%u062916maintenance and to serve battleships and fleets of war and warehouses for the supply Ships with fuel, water, electricity and munitions, as well as occupying large areas of land for the establishment of marine installations.Petroleum Ports: They are those ports that were established to keep pace with the development in the technology and size of giant oil tankers and contain a huge network of pipelines transporting oil from its discovery fields, especially from wells settled at the bottom of the sea, and after processing it for export or transferring it to refineries, which requires providing them with pumping stations. necessary. Usually, storage berths are established in these ports, extending into the sea, for tankers to lay on their sides.- Pleasure ports: are those ports where yachts, cruise ships, sailing ships, rowing and water sports are located.(3) ports of shelter They are marine places or locations specially established as temporary safe havens for ships to protect them from storms and marine weather.Second: According to the criterion of geographical location Ports can be classified according to this criterion as follows:(1) Coastal Ports: These are those ports that are located directly on the natural or industrial coasts, and need to erect breakwaters.(2) Estuary ports: are those located on the mouths of rivers when they meet with sea water. Examples of these ports are the port of Damietta in Egypt and the port of Antwerp in Belgium.(3) Lake ports: are those ports that are located on beaches or bays that are connected to seas or oceans through rivers.Third: According to the criterion of geographical nature Ports can be classified according to their geographical nature into the following:(1) Natural ports (harbours): These are those ports that are subject to natural factors in their presence, and are protected by natural protection in natural bays, on natural islands and peninsulas, or in coastal arms and heads.(2) Semi-natural harbors: These are those ports that nature has provided with a kind of natural protection, but it can be increased and improved by adding a breakwater and other protection works.