短語詞組短語flash weld tool joint 閃光焊鉆桿接頭weld -joint properties 焊接接頭性能spot weld bonded joint 點(diǎn)焊接頭flush weld tool joint 閃光對(duì)焊接頭undermatching weld joint 低強(qiáng)匹配接頭sleeve -weld joint 加套管焊接接頭weld joint configration 熔接接合組態(tài)tig weld joint tig 焊接頭weld joint efficiency 焊縫系數(shù)英語 返回 weld joint