任何一台电子数字计算机要完成一项计算任务或控制一项生产过程,必须首先把计算的程序、数据或控制程序存放到计算机的存储器(简称内存)里去,然后计算机才能工作,完成任务。目前,我国一般都是先把程序、数据表示在一条穿有若干小孔的纸带上,然后通过光电输入机将 Any electronic digital computer to complete a computing task or to control a production process, the calculated program, data or control program must first be stored in the computer memory (referred to as memory), and then the computer can work to complete the task. At present, our country is generally the first procedure, the data expressed in a piece of paper with a number of holes in the tape, and then through the optical input machine