- acoustic field of echo-sounder system
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акустическое поле эхолота
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
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
Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 … Wikipedia
sonar — /soh nahr/, n. 1. a method for detecting and locating objects submerged in water by echolocation. 2. the apparatus used in sonar. Also called, Brit., asdic. [1940 45; so(und) na(vigation) r(anging)] * * * Technique for detecting and determining… … Universalium
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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
Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios … Wikipedia