短語詞組短語defect t detector 故障檢測器eddy defect detector 渦流探傷機SURFACE DEFECT DETECTOR 表麪缺陷檢測器rail defect detector car 軌條探傷機;鋼軌探傷車coil defect detector 交叉線圈探傷儀rail -defect detector 鋼軌探傷器ultrasonic c defect detector 超聲探傷儀eddy current defect detector 渦流探傷儀rail defect detector 鋼軌探傷器 返回 defect detector