?回声测深仪
... echo-sounding device 回声侧深仪 echo-sounding instrument 回声测深仪 echo-sounding receiver 回声测深接收机 ...
?回声探测仪
...回声探测仪 acoustic depth finder; acoustic sounder; echo sounder; echo sounding gear; echo sounding instrument; echo-sounding gear; echo-sounding instrument; echometer; echosounding apparatus; sondol; sonic echo depth finder 箭头探测仪 dousing rod .
深水回声测深仪
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。