Metal magnetic memory testing technique can effectively distinguish stress concentration zone of casing, which can develop early diagnose for casing damage.
用金属磁记忆检测技术可有效判断套管的应力集中区域，为套管损坏进行早期诊断。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
This paper introduces the conception of metal magnetic memory and the state-of-the-art-of the testing technique at home and abroad, and presents the features and development. It also summarizes the...
介绍了金属磁记忆效应的概念及国内外磁记忆检测技术的现状，分析了磁记忆检测技术的特点和发展趋势，总结了目前磁记忆检测领域的研究进展。
This paper introduces the conception of metal magnetic memory and the state-of-the-art-of the testing technique at home and abroad, and presents the features and development. It also summarizes the...
介绍了金属磁记忆效应的概念及国内外磁记忆检测技术的现状，分析了磁记忆检测技术的特点和发展趋势，总结了目前磁记忆检测领域的研究进展。
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