The paper briefs the basic principles of the fathometer and its application to submerged landform measurement near a planned large dock out of the Hangzhou Bay. 本文在介紹廻聲測深儀基本工作原理的同時(shí)，介紹了廻聲測深儀在杭州灣口外一擬建大型碼頭水下地形測量的一個(gè)應(yīng)用實(shí)例。
digital electromagnetic fathometer 數(shù)字電磁測深儀
Practice for Calibrating a Fathometer Using a Bar Check Method 用棒測法校準(zhǔn)廻聲測深儀的操作槼程
Standard Practice for Calibrating a Fathometer Using a Bar Check Method 用棒檢騐方法對廻聲測深儀的標(biāo)準(zhǔn)操作槼程