短語詞組短語Submerged arc spot welding 埋弧點焊arc spot welding [機]電弧點焊;[機]電鉚焊;點焊;翻譯electric arc spot welding 電弧點焊gas metal arc spot welding 氣體保護金屬極電弧點焊inert gas arc spot welding 惰性氣體電弧點焊arc -spot welding 電弧點焊 返回 spot arc welding