标 准 编 号:BS EN 12020-2-2008 简体中文标题:铝及铝合金.合金EN AW-6060和EN AW-6063挤压的精密型材:尺寸和形状公差 繁体中文标题:铝及铝合金.合金EN AW-6060和EN AW-6063挤压的精密型材:尺寸和形状公差 English Name:Aluminium and aluminium alloys - Extruded precision profiles in alloys EN AW-6060 and EN AW-6063: Tolerances on dimensions and form