welding 2 [vynechat] zváranie 2 [vynechat] founding 1 [vynechat] mechanical technologies 1 [vynechat] metal forming 1 [vynechat] odlievanie kovov 1 [vynechat] strojárske technológie 1 [vynechat] technology 1 [vynechat] technológie 1 [vynechat] tvárnenie kovov 1 [vynechat] welded joints 1 [vynechat] zvarové spoje 1 [vynechat]