stage efficiency
101Economic growth — GDP real growth rates, 1990–1998 and 1990–2006, in selected countries …
102Napier Nomad — Nomad Napier Nomad II Type Turbo compound aero engine National origin …
103Production function — Graph of Total, Average, and Marginal Product In microeconomics and macroeconomics, a production function is a function that specifies the output of a firm, an industry, or an entire economy for all combinations of inputs. This function is an… …
104Torque converter — A torque converter is a modified form of fluid coupling that is used to transfer rotating power from a , such as an internal combustion engine or electric motor, to a rotating driven load. Like a basic fluid coupling, the torque converter… …
105Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …
106Life-cycle assessment — Cradle to grave redirects here. For other uses, see Cradle to the Grave (disambiguation). A life cycle assessment (LCA, also known as life cycle analysis, ecobalance, and cradle to grave analysis)[1] is a technique to assess environmental impacts …
107Airbreathing jet engine — An airbreathing jet engine (or ducted jet engine) is a jet engine propelled by a jet of hot exhaust gases formed from air that is drawn into the engine via an inlet duct. All practical airbreathing jet engines are internal combustion engines that …
108Four-stroke engine — Four stroke cycle used in gasoline/petrol engines. The right blue side is the intake and the left yellow side is the exhaust. The cylinder wall is a thin sleeve surrounded by cooling liquid. A video montage of the Otto engines running at the… …
109Gas compressor — A gas compressor is a mechanical device that increases the pressure of a gas by reducing its volume. Compressors are similar to pumps: both increase the pressure on a fluid and both can transport the fluid through a pipe. As gases are… …
110VTEC — is also an abbreviation for the verocytotoxin producing Escherichia coli strain O157:H7 .: For the education institution, see Virginia Tech. VTEC (Variable Valve Timing and Lift Electronic Control) is a valvetrain system developed by Honda to… …
