内存条、硬盘、软盘、磁带、光盘,都是计算机常用的信息存储载体,而硬盘是这些载体中性能最稳定、价格最低、存储量最大的。对于笔记本电脑来说,由于其便携性的限制,使得体积受到了影响,要做到超轻超薄,必然回损失一部分配件,而软盘驱动器与光盘驱动器往往是首先被牺牲而成为外挂的。这样硬盘便成为了笔记本电脑之中 Memory, hard disk, floppy disk, tape, CD-ROM, are commonly used computer information storage carrier, and the hard disk is the most stable of these carriers, the lowest price, the largest storage capacity. For laptops, because of its portability restrictions, making the volume affected, to be ultra-light and thin, will inevitably return some of the loss of parts, and floppy disk drives and optical disk drives are often the first to be sacrificed and become plug-in. This hard drive has become a laptop