echo-sounding
常见例句
- So was Born the echo-sounding apparatus, now in general use in ships.
這樣廻聲測深儀就誕生了，現已爲船衹普遍採用。 - So was born the echo-sounding apparatus, now in general use in ships.
這樣就産生了目前各種船舶上普遍應用的廻聲探測儀。
new-english.org - Echo-sounding involves the release of highly pressurized air beneath the water to create sound waves.
聲波反射裝置通過釋放水下高壓力的空氣來制造聲波。 返回 echo-sounding