- signal propagation anomaly
- аномалия распространения сигнала
English-Russian small dictionary of medicine. 2015.
English-Russian small dictionary of medicine. 2015.
List of radio propagation topics — This is a list of radio propagation terms. NOTOC A a index A index aa index active prominence active prominence region (APR) active region active surge region (ASR) active dark filament (ADF) AE index Air Force Geophysics Laboratory (AFGL) arch… … Wikipedia
Geomagnetic storm — This article is about disturbances within Earth s magnetosphere. For other uses of magnetic storm , see Magnetic storm (disambiguation). Solar particles interact with Earth s magnetosphere. A geomagnetic storm is a temporary disturbance of the… … Wikipedia
undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… … Universalium
Rician fading — is a stochastic model for radio propagation anomaly caused by partial cancellation of a radio signal by itself mdash; the signal arrives at the receiver by two different paths, and at least one of the paths is changing (lengthening or shortening) … Wikipedia
Selective fading — or frequency selective fading is a radio propagation anomaly caused by partial cancellation of a radio signal by itself mdash; the signal arrives at the receiver by two different paths, and at least one of the paths is changing (lengthening or… … Wikipedia
Ionosphere — The ionosphere is a part of the upper atmosphere, comprising portions of the mesosphere, thermosphere and exosphere, distinguished because it is ionized by solar radiation. It plays an important part in atmospheric electricity and forms the inner … Wikipedia
Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… … Wikipedia
Cellular neural network — Cellular neural networks (CNN) are a parallel computing paradigm similar to neural networks, with the difference that communication is allowed between neighbouring units only. Typical applications include image processing, analyzing 3D surfaces,… … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
Neutrino — For other uses, see Neutrino (disambiguation). Neutrino/Antineutrino The first use of a hydrogen bubble chamber to detect neutrinos, on November 13, 1970. A neutrino hit a proton in a hydrogen atom. The collision occurred at the point where three … Wikipedia
SOUS-MARINE (LUTTE) — On appelle «lutte sous marine» la partie de la guerre navale mettant en œuvre d’un côté des sous marins, de l’autre leurs adversaires (sous la mer, en surface, dans les airs, à quoi s’ajoutent les systèmes fixes de détection et de localisation).… … Encyclopédie Universelle