ultrasonic flaw detector

短语词组

短語

• ultrasonic c flaw detector 超聲波探傷器;超聲探傷儀
• ultrasonic nondestructive flaw detector 超聲波無損探傷
• digital ultrasonic flaw detector 數字超聲探傷儀
• Ultrasonic Flaw Detector for Rail 鋼軌超聲波探傷儀檢定槼程
• a -mode ultrsonic flw detector 型超探儀
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