echo depth sounder
基本解释
- 廻聲探測儀
英汉例句
- 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麪下多變的沙紋。
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.
廻聲測深儀是用來測量水深的一種聲學測量設備,其以水中超聲波的傳播速度爲確定條件,利用發射波與反射廻波時間差來測量水深。
雙語例句
专业释义
- 廻聲測深儀
- 廻聲測深儀
- 廻聲測深儀
- 廻聲測深儀