英语词汇“echo sounder”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	echo sounder
释义	echo sounder in British English noun a navigation and position-finding device that determines depth by measuring the time taken for a pulse of high-frequency sound to reach the sea bed or a submerged object and for the echo to return Derived forms echo sounding noun Examples of 'echo sounder' in a sentence echo sounder A sophisticated echo sounder for mapping the ocean floor in wide swathes to depths of up to 3,000m is mounted on its hull. Times, Sunday Times (2012) She pioneered the use of cutting-edge technology, including the first deep-water recording echo-sounder and photogrammetrical equipment to conduct exploratory surveys in inaccessible places. 2019 , 'The Double Life of a California Socialite Who Became a Leading Arctic Explorer', Smithsonianhttps://www.smithsonianmag.com/science-nature/double-life-california-socialite-who-became-leading-arctic-explorer-180971499/ The vessels use an upwardlooking echo-sounder to measure the thickness of sea ice above the vessel. Times, Sunday Times (2008)
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echo sounder in British English