shaft-mounted
41Mamod — Type Private Industry Toys Founded 1937 Founder(s) Geoffrey Malins …
42Mill machinery — This article covers the various major pieces of mill machinery to be found in windmills, watermills and horse mills. It does not cover machinery found in modern factories.[1][2] Contents 1 Watermill machinery 2 Windmill mac …
43Helicopter rotor — This article is about helicopter main rotor systems. For antitorque control, see tail rotor. Helicopter rotor The rotor head of a Sikorsky S 92 A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic …
44military technology — Introduction range of weapons, equipment, structures, and vehicles used specifically for the purpose of fighting. It includes the knowledge required to construct such technology, to employ it in combat, and to repair and replenish it.… …
45tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
46North Carolina-class battleship — North Carolina steaming on 3 June 1946. By this time, many of the light anti aircraft weapons (Bofors 40 mm and Oerlikon 20 mm) mounted during the war had been removed, while more modern radars had been mounted on her forefunnel and mainmast …
47Bicycle — For other uses, see Bicycle (disambiguation). A mountain bike, a popular multi use bicycle. A bicycle, also known as a bike, pushbike or cycle, is a human powered, pedal driven, single track vehicle, having two wheels attached to a frame, one… …
48Crusher — For other uses, see Crusher (disambiguation). A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more… …
49CFM International CFM56 — CFM56 …
50WAR AND WARFARE — TO THE DESTRUCTION OF THE FIRST TEMPLE The methods of offensive and defensive warfare developed side by side in the Ancient Near East. The development of weapons was dependent upon the supply of raw materials, such as stone, metal, and wood; the… …
