Components of jet engines — Diagram of a typical gas turbine jet engine. Air is compressed by the fan blades as it enters the engine, and it is mixed and burned with fuel in the combustion section. The hot exhaust gases provide forward thrust and turn the turbines which… … Wikipedia
Propelling nozzle — A propelling nozzle is a component of a jet engine that is found at the tail of the engine that operates to form an exhaust jet and to maximise the use of the exhaust gas s energy throughout the engine so that the maximum overall thrust is… … Wikipedia
annular combustion chamber — Annular means pertaining to an annulus or ring. Ring shaped. An annular combustion chamber is in the shape of a ring or a cylinder and the whole of the annulus between the compressor and the turbine is used for combustion. Like other layouts… … Aviation dictionary
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Bird flight — Flight is the main mode of locomotion used by most of the world s bird species. Flight assists birds while feeding, breeding and avoiding predators.Evolution of bird flightMost paleontologists agree that birds evolved from small theropod… … Wikipedia
aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the … Universalium
ATX — This article is about the computer form factor. For other uses, see ATX (disambiguation). ATX motherboard. Computer form factors Name PCB size (mm) … Wikipedia
Papua New Guinea — an independent republic in the W Pacific Ocean, comprising the E part of New Guinea and numerous near lying islands, including the Bismarck Archipelago, the Admiralty Islands, the Trobriand Islands, and Bougainville and Buka in the Solomon… … Universalium
Corn grey leaf spot — Cercospora zeae maydis Scientific classification Kingdom: Fungi Division: Ascomycota Family: Mycosphaerella … Wikipedia
bird — birdless, adj. /berrd/, n. 1. any warm blooded vertebrate of the class Aves, having a body covered with feathers, forelimbs modified into wings, scaly legs, a beak, and no teeth, and bearing young in a hard shelled egg. 2. a fowl or game bird. 3 … Universalium