echo depth sounder
基本解釋
- 回聲探測儀
英漢例句
- When passing One Fathom Bank, check the depth and variable sand waves below the sea level all the time by echo sounder.
通過一托淺灘時,要一直測深校時水深及海面下多變的沙紋。
blog.sina.com.cn - Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.
回聲測深儀是用來測量水深的一種聲學測量設(shè)備,其以水中超聲波的傳播速度為確定條件,利用發(fā)射波與反射回波時間差來測量水深。
雙語例句
專業(yè)釋義
- 回聲測深儀
- 回聲測深儀
- 回聲測深儀
- 回聲測深儀