medical ultrasonics

例句：

1. 1.Medical ultrasonics are used to diagnose diseases in the body.
   医疗超声波用于诊断身体疾病。
2. 2.Ultrasonic medical imaging is a non-invasive method for examining internal organs.
   超声医学成像是一种无创方法，用于检查内脏器官。
3. 3. The ultrasonic device is used to detect defects in metal parts during manufacturing.
   该超声波设备用于在制造过程中检测金属部件的缺陷。