...词：交变漏磁检测； 缺陷识别； 磁场测量； 有效值； 缺陷环 [gap=801]Key words： alternative magnetic flux leakage testing; defect recognition; magnetic field measurement; root mean square (RMS); the Ri..
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The alternative magnetic flux leakage testing system based on A3515 Hall element was introduced, including its composition and operation.
介绍基于A3515霍尔元件的交变漏磁检测系统的设计，包括检测系统的组成和测试方法。
Alternative magnetic leakage flux method was developed from the eddy current testing and traditional magnetic leakage flux testing, and it was advantageous for surface flaw recognition.
交变漏磁检测方法由于兼具涡流检测和传统漏磁检测的特点，对表面缺陷具有很高的识别率。
A new Nondestructive testing method, alternative current magnetic flux leakage testing, was introduced to inspect the flaw in the drilling tool thread area.
采用交流磁场检测法对钻具螺纹进行了探伤。
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