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介绍了管材 (线 )腐蚀缺陷的检测技术—超声智能爬行器 (UT Pig)技术的工作原理及腐蚀检测过程 ,指出了腐蚀检测中存在的问题
This paper introduces the detection technique of corrosion defects of pipe (wire) - the working principle of UT Pig technology and the corrosion detection process, points out the problems in corrosion detection