Classified recognition for metal magnetic memory signals of welding defects in API 5L X65 pipeline s

来源 :中国焊接 | 被引量 : 0次 | 上传用户：billdyj

【作者】

：

Zhang Jianjun Di Xinjie Jin Ba

【机构】

：

Tianjin Key Laboratory of Advanced Joining Technology,National Engineering Laboratory of Transportat

【出处】

：

中国焊接

【发表日期】

：

2004年期

【关键词】

：

welding defect metal magnetic memory fractal analysis classified recognition

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Classified recognition for metal magnetic memory signals of welding defects in API 5L X65 pipeline s

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