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通过对超声波探头分析选择、扫描速度、灵敏度的调节、扫查方式选择及缺陷的判定等方面来介绍吊车梁 T型角焊缝的超声波探伤方法的要点
The main points of the ultrasonic flaw detection method for T-fillet weld of crane beam are introduced through the analysis of ultrasonic probe selection, scanning speed, sensitivity adjustment, scanning method selection and defect determination