two-way switch
111Electric actuator — Actuators are used for the automation of industrial valves and can be found in all kinds of technical process plants: they are used in wastewater treatment plants, power plants and even refineries. This is where they play a major part in… …
112Donald Eigler — Don Eigler and Neon in front of one of the two Scanning Tunneling Microscopes at Almaden Donald M. Eigler is a physicist and IBM Fellow at the IBM Almaden Research Center. On September 28, 1989 he achieved a landmark in humankind’s ability to… …
113Macintosh — This article is about Apple personal computers. For other uses, see McIntosh. The original Macintosh, the first commercially successful personal computer to use a graphical user interface, rather than a command line …
114Cadillac Coupe de Ville — See also: Cadillac Sedan de Ville Cadillac Coupe de Ville 1960 Cadillac Coupe de Ville …
115Project 25 — (P25 or APCO 25) is a suite of standards for digital radio communications for use by federal, state/province and local public safety agencies in North America to enable them to communicate with other agencies and mutual aid response teams in… …
116Mobile operating system — A mobile operating system, also known as a mobile OS, mobile software platform or a handheld operating system, is the operating system that controls a mobile device or information appliance similar in principle to an operating system such as… …
117Diesel engine — Diesel engines in a museum Diesel generator on an oil tanker …
118CPU cache — Cache memory redirects here. For the general use, see cache. A CPU cache is a cache used by the central processing unit of a computer to reduce the average time to access memory. The cache is a smaller, faster memory which stores copies of the… …
119Dual language — is a form of education in which students are taught literacy and content in two languages. The majority of dual language programs in the United States teach in English and Spanish, although increasing numbers of programs use a partner language… …
120Deixis — In linguistics, deixis refers to the phenomenon wherein understanding the meaning of certain words and phrases in an utterance requires contextual information. Words are deictic if their semantic meaning is fixed but their denotational meaning… …
