短语词组短语Flux Shielded Metal -Arc Welding 涂料屏蔽金属电弧熔接gas shielded metal -arc welding 气体保护金属弧焊;翻译;气体保护金属弧;气体保护金属弧焊英语shielded inert -gas metal arc welding 惰性气体保护金属电弧焊英语;翻译 返回 shielded metal-arc welding