短语词组短語toe of weld 銲趾;銲接縫突趾;銲跳;銲趾英語weld toe and weld root 銲趾和銲根toe of the weld 銲縫邊界weld toe 銲趾weld toe crack 銲趾裂紋weld toe cracks 銲趾裂紋weld toe ground 銲趾打磨weld toe angle 銲趾角weld toe TIG remelting 銲趾TIG重熔 返回 toe weld