短語詞組短語shielded d metal arc welding 氣體保護金屬極電弧焊is shielded metal arc welding 氣體保護金屬極電弧焊shielded metal arc welding technology 手弧焊工藝shielded metal arc welding equipment 焊條電弧焊的設(shè)備Flux Shielded Metal -Arc Welding 涂料屏蔽金屬電弧熔接gas shielded metal -arc welding 氣體保護金屬弧焊;翻譯;氣體保護金屬弧;氣體保護金屬弧焊英語shielded inert -gas metal-arc welding 惰性氣體熔化極電弧焊 返回 shielded metal arc welding