English-Russian dictionary of planing, cross-planing and slotting machines. общая редакция - Полюхин В.М.. 2015.
Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target … Wikipedia
History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… … Universalium
MESSENGER — This article is about the NASA space mission. For other uses, see Messenger. MESSENGER Artist s rendering of MESSENGER orbiting Mercury. Operator NASA / APL Major contractors APL … Wikipedia
Chandrayaan-1 — Operator Indian Space Research Organisation Mission type Orbiter Satellite of Moon Orbital insertion date 8 November 2008 Orbits 3400 orbits around the … Wikipedia
Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… … Universalium
Weather control — is the act of manipulating or altering certain aspects of the environment to produce desirable changes in weather.History of weather controlSome American Indians had rituals which they believed could induce rain. The Finnish people, on the other… … Wikipedia
Nephelometer — A nephelometer at the Kosan, Cheju Island, South Korea NOAA facility A nephelometer [1] is a stationary or portable instrument for measuring suspended particulates in a liquid or gas colloid. A nephelometer measures suspended particulates by… … Wikipedia
