mapping radar

例句：

1. 1. The mapping radar system is used to map the terrain and identify obstacles in real-time.
   测绘雷达系统用于实时地形测绘和障碍物识别。
2. 2. The mapping radar helped us locate the lost hikers quickly.
   测绘雷达帮助我们迅速找到了迷路的徒步者。
3. 3. The mapping radar has revolutionized the way we survey our surroundings.
   测绘雷达已经改变了我们周围环境调查的方式。