- guide-beam systems
- • лъчева система за насочване
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Laser guide star — Laser guide stars are a form of artificial star created for use in astronomical adaptive optics imaging. Adaptive optics (AO) systems require a wavefront reference source in order to correct atmospheric distortion of light (called astronomical… … Wikipedia
Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars … Wikipedia
List of current systems for electric rail traction — This a list of the power supply systems that are, or have been, used for tramway and railway electrification systems. Note that the voltages are nominal and vary depending on load and distance from the substation. Many modern trams and trains use … Wikipedia
Cone beam computed tomography — Diagnostics MeSH D054894 Cone beam computed tomography (commonly referred to by the acronym CBCT) is a medical imaging technique that has become increasingly important in treatment planning and diagnosis in implan … Wikipedia
Man-portable air-defense systems — An SA 7 in use Man portable air defense systems (MANPADS or MPADS) are shoulder launched surface to air missiles (SAMs). They are typically guided weapons and are a threat to low flying aircraft, especially helicopters. Contents … Wikipedia
Technology in The Hitchhiker's Guide to the Galaxy — The fictional universe of The Hitchhiker s Guide to the Galaxy series by Douglas Adams is a galaxy spanning society of interacting extraterrestrial cultures, so the technological level in the series is highly advanced, though often unreliable.… … Wikipedia
Gaussian beam — In optics, a Gaussian beam is a beam of electromagnetic radiation whose transverse electric field and intensity (irradiance) distributions are well approximated by Gaussian functions. Many lasers emit beams that approximate a Gaussian profile, in … Wikipedia
Microwave Scanning Beam Landing System — The Microwave Scanning Beam Landing System (MSBLS) is a Ku band approach and landing navigation aid formerly used by NASA s space shuttle. It provides precise elevation, directional and distance data which was used to guide the orbiter for the… … Wikipedia
navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… … Universalium
building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
Battle of the Beams — The Battle of the Beams was a period in early World War II when bombers of the German Air Force ( Luftwaffe ) started using radio navigation for night bombing. British scientific intelligence at the Air Ministry fought back with a variety of… … Wikipedia