Index of ftp://doc.nit.ac.ir/mechanic/zolfaghari.abbas/Welding/Ch01_Intro

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[VID] ForgeWeld.mp4  54.47Mb  February 29 2020 at 00:12
[TXT] Welding_Ch01_Intro.pdf  1.83Mb  April 9 2020 at 23:25