本文提出了一种基于冲击弹性波的无损检测技术（简称表面波法）。

This paper introduces an impact elastic-wave based NDT method suitable for detection of such deep cracks.

youdao

本文提出了一种基于冲击弹性波的无损检测技术（简称表面波法）。

This paper introduces an impact elastic-wave based NDT method suitable for detection of such deep cracks.

youdao