Ultrasonic inspection
... ultrasonic frequency超声频率 ultrasonic inspection超声波探伤法 ultrasonic spectrum超声频谱 ...
supersonic inspection
... supersonic flow超声速流 supersonic inspection超声波探伤法 supersonic machining超声波加工 ...
ultrasonic defectoscopy
... ultrasonic crack detection 超声波探伤 ultrasonic defectoscopy 超声波探伤法 ultrasonic depth finder 超声波测深仪 ...
Time Of Flight Diffraction ; TOFD