efficiency of working circuit
101Gas turbine locomotive — A Gas turbine locomotive is a locomotive powered by a gas turbine. The majority of gas turbine locomotives have had electric transmission but mechanical transmission has also been used, particularly in the early days. The advantage of using gas… …
102Malmtrafik — Main line(s): Ore Line Ofoten Line …
103Top Gear challenges — are a segment of the Top Gear television programme where the presenters are challenged by the producers, or by each other, to prove or do various things related to automobiles. Contents 1 Novelty/stunt challenges 2 Challenge reviews 3 How hard… …
104automation — /aw teuh may sheuhn/, n. 1. the technique, method, or system of operating or controlling a process by highly automatic means, as by electronic devices, reducing human intervention to a minimum. 2. a mechanical device, operated electronically,… …
105fuel cell — a device that produces a continuous electric current directly from the oxidation of a fuel, as that of hydrogen by oxygen. [1920 25] * * * Device that converts chemical energy of a fuel directly into electricity (see electrochemistry). Fuel cells …
106Valve amplifier — A valve amplifier or tube amplifier is a type of electronic amplifier that make use of vacuum tubes instead of solid state semiconductor devices (such as transistors). As any other electronic amplifier they serve to increase the power and/or… …
107Tax avoidance and tax evasion — Tax avoidance is the legal utilization of the tax regime to one s own advantage, in order to reduce the amount of tax that is payable by means that are within the law. By contrast tax evasion is the general term for efforts to not pay taxes by… …
108Hemodialysis — In medicine, hemodialysis (also haemodialysis) is a method for removing waste products such as potassium and urea, as well as free water from the blood when the kidneys are in renal failure. Hemodialysis is one of three renal replacement… …
109Computer — For other uses, see Computer (disambiguation). Computer technology redirects here. For the company, see Computer Technology Limited. Computer …
110postal system — System that allows persons to send letters, parcels, or packages to addressees in the same country or abroad. Postal systems are usually government run and paid for by a combination of user charges and government subsidies. There are early… …
