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999 _c13054
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040 _aUPES LIBRARY
_bEnglish
082 _a671.52
_bPAR
100 _aParmar, Rs
_941737
245 _aWelding process and technology
260 _aNew Delhi:
_bKhanna,
_c160
300 _a760p.
650 _aMechanical Engineering
_941738
942 _cBK