A program that controls the transfer of data to and from a hard or floppy disk. Frequently combined with the main operating system.

一种控制计算机与磁盘或软盘之间数据传送的程序，通常与主操作系统结合在一起。

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This paper introduces the program for the PC-1500 computer used in heat transfer experiment data processing and the processed results obtained from the tests of CHR-1 heat transfer equipment.

本文介绍了PC—1500计算机用于传热实验数据处理的源程序，以及对CHR—1型传热设备测试数据进行处理的结果。

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Disk operating system (DOS) is a program that controls the transfer of data to and from a hard or floppy disk, frequently combined with the main operating system.

磁盘操作系统是一种控制计算机与磁盘或软盘之间数据相互传送的程序。通常与主操作系统结合在一起。

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Those included stored memory (the ability to hold both a stored program and data), conditional control transfer, which allowed the computer to stop and be resumed, and the central processing unit, which allowed all computer functions to be coordinated through one source.

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