英语词汇“echo sounder”是什么意思，“echo sounder”的读音、用法及例句翻译-乐坝网

词汇	echo sounder
释义	echo soundern.（名词） A device for measuring depth of water by sending pressure waves down from the surface and recording the time until the echo returns from the bottom.回声测深器：一种通过向水面发射压力波，并记录水底反射回波到达原发射地的时间来测量水深的仪器
随便看	sickbed sick building syndrome sick call sick day sicked sicked sickee sicken sickened sickening sickening sickens sicker sickest sick headache sickie sickies sicking sicking sickish sicklaemia sickle sick leave sicklebill sickle cell

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