硬盘的写保护技术

How to Write Protection on a Hard Disk

本文针对硬盘本身不具有写保护装置的不足，介绍了用软件对硬盘实现写保护的原理，并介绍了笔者所编制的硬盘写保护软件。

According to the fact that a hard disk has no facility of its own to write protection, this article introducesa theory to write protection on a hard disk using a software, and propees a software written by the author.