printing keyboard perforator

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