Topic 2: Portable 16 channel Ultrasonic Automated Inspection Systems with TOFD Frame Stand for Pre-service Heavy Wall Pressure Vessel Welds Inspection

• 题目2:一种用于厚壁压力容器制造焊缝检测的16通道TOFD超声自动检测系统,可安装在托架上实施检测的便携式装置