标 准 编 号：BS EN 13920-13-2003 简体中文标题：铝和铝合金.废料.含两种或多种合金的混合车床切屑 繁体中文标题：铝和铝合金.废料.含两种或多种合金的混合车床切屑 English Name：Aluminium and aluminium alloys - Scrap - Mixed turnings consisting of two or more alloys