短語詞組短語shielded -arc welding 遮蔽電弧熔接shielded metal arc welding 手工電弧銲;銲條電弧銲;自動(dòng)保護(hù)金屬極電弧銲;有保護(hù)的金屬電弧銲shielded carbon arc welding 有保護(hù)碳弧銲;碳弧保護(hù)銲;氣躰保護(hù)碳極電弧銲;惰性氣躰保護(hù)炭弧銲helium shielded -arc welding 氦氣保護(hù)弧銲is shielded metal arc welding 氣躰保護(hù)金屬極電弧銲shielded metal arc welding technology 手弧銲工藝shielded metal arc welding equipment 銲條電弧銲的設(shè)備inert gas shielded -arc welding 惰性氣躰保護(hù)銲inert -gas shielded tungsten arc welding [機(jī)]鎢極惰氣保護(hù)銲 返回 shielded arc welding