numeric key punch是什么意思

网络释义

用法例句

ROTR (Receive-Only Typing Reperforator)

收报专用打字穿孔机

A teletypewriter receiver that produces perforated tape with characters along the edge of the tape.

一种能产生穿孔纸带并在纸带边缘打印字符的电传打字接收机。

Of equipment; without a motor and intended for hand operation(" a manual keypunch" ;" a manual typewriter" ).

对设备而言，指无马达和用手操作的设备（如人工键穿孔机、人工打字机）。

Any of the pegs on the platen of a printer, which engage holes at the edges of paper.

（打字机）的齿打字机压纸卷轴上的齿，可在纸沿打孔

To make a hole in or through something with or as if with a drill.

钻孔，打洞用或似用钻打洞或穿孔

paper tape puncher

纸带穿孔器纸带凿孔机

electric typewriter

电动打字机电传打字机

computerized embroidery punching machine

计算机化锈花穿孔机

A device that punches hole patterns in paper tape to represent characters for storage and / or transfer.

在纸带上穿孔,表示存储或传输的字符的一种机械装置。

To make a hole or opening in;perforate.

穿孔于，打眼于在…里做一个洞或口子，打孔于

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

He is striking the key of his typewrite.

他敲打着打字机的字键。

One who operates a typewriter.

打字员操作打字机的人

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

CO^2 laser perforator

二氧化碳激光穿孔机

rotary rolling mill

蘑菇形轧辊的穿孔机