数字键穿孔 [计] numeric key punch

键控穿孔机 keypunch ; keyboard punch ; key punch unit ; [计] key punch machine

键盘穿孔机 [计] keyboard perforator ; [计] keyboard punch ; [计] key punch ; KP

键控穿孔 keypunch

印字键盘穿孔机 [计] printing keyboard perforator

键盘穿孔器 keyboard perforator

键控卡片穿孔机 keyboard puncher

键盘卡片穿孔 keyboard card punch

键控穿孔数据 key-punched data

键盘穿孔机键盘凿孔机 keyboard perforator