PDF(1798 KB)
The structural echo waveform of ultrasonic testing of steel plate butt weld
ZHANG Ju
Nondestructive Testing ›› 2020, Vol. 42 ›› Issue (5) : 72-74.
PDF(1798 KB)
PDF(1798 KB)
The structural echo waveform of ultrasonic testing of steel plate butt weld
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