- sub-bottom profiling
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малоглубинное профилирование для изучения придонных осадков
English-Russian dictionary of geology. 2011.
sub-bottom profiling
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Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) … Wikipedia
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Parametric array — The parametric array is a nonlinear transduction mechanism that generates narrow, nearly sidelobe free beams of low frequency sound, through the mixing and interaction of high frequency sound waves, effectively overcoming the diffraction limit (a … Wikipedia
abyssal hill — ▪ geology small, topographically well defined submarine hill that may rise from several metres to several hundred metres above the abyssal seafloor, in water 3,000 to 6,000 m (10,000 to 20,000 feet) deep. Typical hills have diameters of… … Universalium
