echo-sounder

英 ['ekəʊs'aʊndər] 美 ['ekəʊs'aʊndər]

• 音响测深机

英英释义

名词 echo sounder:

1. a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return

词汇搭配

• inverted echo sounder 反回声测深仪...
• sonic echo sounder 回声探测器
• echo sounder 回声探测器
• upward-looking echo sounder 上视回声探测仪...
• recording echo sounder 记录式回声测深仪...
• supersonic echo sounder 超声波回声测深仪...
• echo depth sounder 回声测深仪,回音测深...