对于DOS命令，有时候不是很清楚，通过本书讲解，希望大家有很大收获-For DOS commands, sometimes not very clear, through the book to explain, I hope we have a great harvest

这是一些简单的dos命令，希望你看了能得到一些帮助。-This is some simple DOS command, I hope you see can get some help.

dos的全部命令。详尽而清晰。相信一定会对你有帮助的-all the dos command. Detailed and clear. I believe we will help you

　　接触电脑早一点的人想必都听说过DOS的大名，更有很多人到今天仍然对DOS时代怀念不已，虽然自己的电脑早已用上了Windows 95，但仍要在硬盘上保留一份DOS，以备不时之需。 　　那么DOS的魅力到底在哪里呢？本书将为你揭开DOS的神秘面纱。　 - Earlier access to a computer who must have heard DOS s name, many people are on the DOS era, I still miss the end