azimuth search sonar

例句：

1. 1. The sonar system was used to detect the location of the submarine.
   声纳系统被用来探测潜艇的位置。
2. 2. The azimuth search sonar helped us locate the lost treasure.
   方位搜索声纳帮助我们找到了失落的宝藏。
3. 3.The sonar was used to map the underwater terrain.
   声纳用于绘制水下地形图。