hydraulic circuit
61Railway signalling — Not to be confused with Railway signal. A gantry of British semaphore signals seen from the cab of a steam locomotive Railway signalling is a system used to control railway traffic safely, essentially to prevent trains from colliding. Being… …
62List of problems solved by MacGyver — This is a list of problems that have been solved by the fictional character MacGyver from the television series of the same name. (This list is not yet comprehensive.) MacGyver employs his resourcefulness and his knowledge of chemistry,… …
63Hydraulics — For the mechanical technology, see hydraulic machinery. For the United States Navy ship, see USS Hydraulic (SP 2584). Hydraulics and other studies[1] Hydraulics is a topic in applied science and …
64Citroën DS — Manufacturer Citroën Also called Citroën ID Production 1955–1975 Assembly …
65Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …
66DIRAVI — is the name given by Citroën to its proprietary power steering system, first seen in 1970. DIRAVI is an acronym for Direction à rappel asservi literally meaning steering with controlled return more accurately described in English as power… …
67Tatra T813 — was a truck produced in Czechoslovakia by Tatra company. [ Moderní Uźitkové Automobily TATRA kolektiv vývojove konstrukce N.P. Tatra Kopŕivnice 1979 Naśe Vojsko Praha, První vydání] Infobox Automobile name = T 813 manufacturer = Tatra predecessor …
682007 Spanish Grand Prix — Infobox Grand Prix race report Type = F1 Country = Spain Grand Prix = Spanish |220px Caption = Circuit de Catalunya in Barcelona date=May 13 year=2007 Official name = XLIX Gran Premio de España Telefónica Race No = 4 Season No = 17… …
69mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …
70energy conversion — ▪ technology Introduction the transformation of energy from forms provided by nature to forms that can be used by humans. Over the centuries a wide array of devices and systems has been developed for this purpose. Some of these energy …
