Compared with a conventional fish-finding sonar it is a miracle, with a scanning rate that runs a million times faster. 和传统的鱼群探测声纳相比，这种新技术真是一个奇迹，它的扫描速度要快上一百万倍。
Scanning speed adjustment and imperfection location of plate waterlogging ultrasonic testing are introduced in this article. 文章介绍了钢板水浸超声检测扫描速度的调节以及实际探伤中缺陷的定位。
