scanning sonar meaning in English

扫描声呐
扫描声纳

I need a magnetometer , i need a side scan sonar
船上要有磁力计和边扫描声纳
Scanning sonar equipment
扫描声纳设备
Side scan sonar survey
旁测声纳测量
Bottom scanning sonar
海底扫描声呐
It is designed to enable an mcm diver to simultaneously navigate within a search pattern while locating potential mine contacts with a high - frequency scanning sonar
新的潜水员侦察系统还被设计有如下功能，即该系统的高频扫描声呐信号与定位的潜在水雷联系的同时，系统可同时在搜索航线内航行。