常見例句雙語例句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(xiàn)已爲(wèi)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(yīng)用的廻聲探測儀。new-english.orgEcho-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