ultrasonic concrete tester

例句：

1. 1. The ultrasonic concrete tester is used to detect the internal structure of concrete.
   超声波混凝土检测仪用于检测混凝土的内部结构。
2. 2. The engineer used the ultrasonic concrete tester to inspect the foundation of the building.
   工程师使用超声波混凝土检测仪检查建筑物的基础。
3. 3. The ultrasonic concrete tester can quickly identify any weak spots in the concrete.
   超声波混凝土检测仪可以快速识别混凝土中的弱点。