2016年1月4日 · 硬盘（HDD，Hard Disk Drive）和固态硬盘（SSD，Solid State Drive）是计算机中两种常见的存储设备。它们用于存储操作系统、应用程序、用户数据和其他信息。在现代计算机中，HDD 和 SSD 各有优劣，适用于不同的应用场景。

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相比传统硬盘，混合硬盘（hybrid hard drive，HHD）有很多优点，包括： 应用中的数据存储与恢复更快，如文字处理机. 系统启动时间减少. 功耗降低. 生成热量减少. 硬盘寿命延长. 笔记本和PAD的电池寿命延长. 工作噪声级别降低. 混合硬盘（hybrid hard drive，HHD）的不足 ...

机械硬盘HDD是由马达带动相关部件高速旋转，通过磁头读取磁盘片来进行数据读写，高速旋转容易让磁盘片和磁头受到损伤以造成相关数据受损；机械硬盘HDD对使用环境的要求较高，不适合在潮湿、运动、震动环境中使用，否则极易令硬盘损伤。 固态硬盘SSD如果是因闪存坏块造成了数据损伤，那么损伤的数据是很难恢复过来的，因此需要对重要数据做好备份。 机械硬盘如果出现坏道损伤，数据恢复的概率相对要大一些。

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