[物理] 無聲波聲納 acoustic mirror sonar: 聲學(xué)鏡聲吶sonar locator acoustic depthometer: 聲納定位水聲測深儀acoustic surface waves: 聲面波ion acoustic waves: 離子聲波magneto-acoustic-gravity waves: 磁聲重波下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯