TY  - BOOK
A1  - 
TI  - qualification standard for welding and brazing procedures, welders, brazers, and welding and brazing operators section IX
PB  - کتابخانه مرکز پژوهش متالورژی رازی
SN  - 77567826
UR  /book/77567826/qualification-standard-for-welding-and-brazing-pro/
ER  -