Abstract: : Summarize the significance of computer control ultrasonic guided waves technique to the detection of oil pipeline erosion defects.
摘要：简述了计算机控制的超声导波检测技术在管道腐蚀缺陷检测中的重要意义。
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This device can make the pressure inside the oil film changed at ultrasonic frequency, which enable the specimen surface to be damaged by cavitation erosion in a comparatively short time.