Woodworking machines - nomenclature for disc sanding machines with spindle in fixed position 木工机械.第27部分:带固定轴的盘式砂光机命名
2.
Safety of hand - held motor - operated electric tools - part 2 : particular requirements for sanders and polishers other than disk type 手持式电动工具的安全第二部分：非盘式砂光机和抛光机的专用要求
