Ultrasonic time-of-flight diffraction (TOFD) technique is a new successful one for detecting and sizing the discontinuities in welded joints.
超声衍射时差(tofd)法是焊缝超声检测和缺陷定量很有发展前景的新技术。
Ultrasonic time-of-flight diffraction (TOFD) technique is a new successful one for detecting and sizing the discontinuities in welded joints.
超声衍射时差(tofd)法是焊缝超声检测和缺陷定量很有发展前景的新技术。
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