A keyboard machine that is used to punch holes in cards or tapes for data-processing systems.
键盘穿孔机一种键盘机器，用于为处理信息系统而在卡片或磁带上打孔
Perforator: Key board which produces prunched paper tape.
打孔机:把纸带打孔的键盘。
Tape Printing;Tape Perforating;Tape Printing/Perforating;Page Printing;Keyboard;Facsimile
带式印刷;纸带穿孔;带式印刷/穿孔;页式印刷;键盘;传真
A keyboard-actuated punch that punches holes in a data medium.
一种由键盘操纵的穿孔设备，用以在数据载体上进行穿孔。同keyboardpunch。
a mechanically operated piano that uses a roll of perforated paper to activate the keys.
用滚动的穿孔纸激活键盘的自动演奏的钢琴。
In paper tape equipment, a tape punch operated by a keyboard, by received signals or by another unit.
在纸带设备中,用键盘或接收到的信号或由另一台设备操作的纸带穿孔机。
Rebuilding for ф140 horizontal toteing disc CTP
ф140卧式带导盘锥形辊穿孔机的改造
DEFORMATION OF METAL IN A 2-SKEW-ROLL PIERCING MILL WITH SINGLE ROTATING DISC
单主动导盘二辊斜轧穿孔机中金属变形
paper tape puncher
纸带穿孔器纸带凿孔机
a typewriter ribbon, keyboard
打字机色带、 键盘.
Experimental Study on Key Parts of Cell Type Seeder for the Seedling-growing Tray Made of Paddy-straw
植质钵育型孔式秧盘播种机关键部件的试验研究
computerized embroidery punching machine
计算机化锈花穿孔机
key computer priner
计算机的键盘打字机
tape reperforator
带式自动纸带穿孔机
reeves electronic analog computer
穿孔电子模拟计算机
directing punched spooled output
指向穿孔假脱机输出
ROTR (Receive-Only Typing Reperforator)
收报专用打字穿孔机
CO^2 laser perforator
二氧化碳激光穿孔机
