echo sounder
参考词典中echo sounder的常规释义：
基本释义
- 回声测深器，回声测深仪，回声探测器，回音测深仪
英英解释
1个名词解释
- a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return
[同] echo sounder, asdic, sonar
[例]- sonar is an acronym for sound navigation ranging
- asdic is an acronym for antisubmarine detection investigation committee
点击查看……- a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return
鲁公网安备 37060202000128号