seismic refraction survey

seismic refraction survey
сейсморазведка методом преломлённых волн

English-Russian small dictionary of medicine. 2015.

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  • Refraction microtremor — (ReMi) is a surface performed geophysical survey developed by Dr. John Louie (and others) based on previously existing principles of evaluating surface waves and in particular Rayleigh waves. Since Rayleigh waves are dispersive, the propagating… …   Wikipedia

  • Seismic source — This article is about artificial seismic sources. For natural seismic sources, see Earthquake, Volcano, and related articles. A seismic source generates controlled seismic energy that is used in both reflection and refraction seismic surveys. A… …   Wikipedia

  • seismic survey —       method of investigating subterranean structure, particularly as related to exploration for petroleum, natural gas, and mineral deposits (mineral deposit). The technique is based on determinations of the time interval that elapses between… …   Universalium

  • Sarir field — Infobox Oil field name = Sarir Field country = Libya coordinates = coord|28.22|N|19.13|E|region:LY type:landmark locblock = Sirte Basin, Concession 65 offonshore = Onshore operators = flagicon|Libya Arabian Gulf Oil Company partners =… …   Wikipedia

  • Excavatability — The excavatability of an earth (rock and regolith) material is a measure of the material to be excavated (dug) with conventional excavation equipment such as a bulldozer with rippers, backhoe, scraper and other grading equipment. Materials that… …   Wikipedia

  • Outline of geophysics — Seismic velocities and boundaries in the interior of the Earth sampled by seismic waves. The following outline is provided as an overview of and topical guide to geophysics: Geophysics – the physics of the Earth and its environment in space; also …   Wikipedia

  • Near-surface geophysics — is the use of geophysical methods to investigate small scale features in the shallow (tens of meters) subsurface. It is closely related to applied geophysics or exploration geophysics. Methods used include seismic refraction and reflection,… …   Wikipedia

  • Earth exploration — Introduction   the investigation of the surface of the Earth and of its interior.  By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …   Universalium

  • 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

  • Reflection seismology — (or seismic reflection) is a method of exploration geophysics that uses the principles of seismology to estimate the properties of the Earth s subsurface from reflected seismic waves. The method requires a controlled seismic source of energy,… …   Wikipedia

  • Olympic-Wallowa Lineament — Location of the Olympic Wallowa Lineament. Is the OWL an optical illusion? The Olympic Wallowa lineament (OWL) – first reported by cartographer Erwin Raisz in 1945 [1] on a relief map of the continental United States – is a physiographic feature… …   Wikipedia


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