您要查找的是不是：
- punched card machine system 卡片穿孔机系统
- Punched card machines for offices 办公室用打卡机
- punched card machine 穿孔卡片机,打卡机
- A perforation,as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- A perforation, as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- punched card machine (PCM) 穿孔卡机,穿卡机,穿孔卡片机
- A group of adjacent card columns on a punch card. 穿孔卡片上一组相邻的列。
- One of the horizontal lines on a punched card. 穿孔卡片上的水平行。
- punch card machine 打卡机
- Help! I'm trapped in a binary punch card factory! 救命!我被困在了一个二进制穿孔卡片工厂里!
- electronic punch card machine 电子穿孔卡片机
- The first step is to read the contents of a punch card into a core. 第一步是把穿孔卡的内容读入磁心。
- Interoperability in a previous VDP, digital front-end and business card printing machine system possesses a specialized software tool. 互通性在VDP的早期，各数字后端和制卡机编制拥有一个兼用的软件东西。
- The company also sell the CS highway receiving and sending card machine, This equipment specially designs for the highway toll collection system. 公司也代理cs高速公路收发卡机，此设备专为高速公路收费系统的使用需求而设计，具有高可靠度的特点。
- A punched card which is an exact copy of a previous punched card. 一种穿孔卡片,它是先前某个穿孔卡片的准确无误的拷贝。
- Force Sensing and Force Control Technology for Intelligent Machine System II. 智能机器系统力觉及力控制技术2。
- Commission on Codification Ciphering and Punched Card Techniques. 作者 ：International Union of Pure and Applied Chemistry.
- The adjacent card rows at the bottom of a punch card. 穿孔卡片的底部各邻接的行。
- Interoperability in a previous VDP, digital front-end and business card printing and membership card making machine system possesses a specialized software tool. 互通性 在VDP的早期，各数字前端和制卡和会员卡制作机系统拥有一个专用的软件工具。
- Punch card tabulating machine invented by Herman Hollerith. Wall Street Journal first published. 赫尔曼.;霍尔瑞斯发明穿孔卡片制表机。《华尔街日报》首次发行。
