Firstly, this paper introduces the importance of the on-line flaw detecting system for enameled wire, and studies in this field all over the world.

本文首先论述了漆包线在线检测的重要性，当前国内外对此研究的现状以及发展趋势。

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For the magnetic leakage flux system for steel tube flaw online inspection, normally multi-sensor technique is used to ensure the detecting speed and sensibility.

钢管在线漏磁检测中为保证检测的速度及灵敏度，一般采用多路传感器检测技术。

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