4 2.電弧銲(arc welding) (1)碳極電弧銲接法(CAW) (2)遮蔽金屬電弧銲接法(SMAW) (3)惰氣鎢極電弧銲接法(GTAW,俗稱TIG) (4)惰氣金屬極電弧銲接法(GMAW,俗稱MIG) (5)潛弧銲接法(SAW) (6)包藥銲線電弧銲法(FCAW) (7)重力式電弧銲法(GW)
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