PDF(1657 KB)
Comparative Analysis of Standards for Welding Procedure Qualification Test at Home and Abroad
LIU Yang
Physical Testing and Chemical Analysis Part A:Physical Testing ›› 2018, Vol. 54 ›› Issue (6) : 421-426.
PDF(1657 KB)
PDF(1657 KB)
Comparative Analysis of Standards for Welding Procedure Qualification Test at Home and Abroad
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