根据铁磁体具有磁致伸缩特性，提出一种基于磁致伸缩效应的钢管无损检测技术。
On the basis of the magnetostrictive property in ferromagnetic materials, a technique of inspecting steel pipes based on the magnetostrictive effect is presented.
根据铁磁体具有磁致伸缩特性，提出一种基于磁致伸缩效应的钢管无损检测技术。
On the basis of the magnetostrictive property in ferromagnetic materials, a technique of inspecting steel pipes based on the magnetostrictive effect is presented.
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