The f switch tells the command to automatically fix errors and the r switch locates bad sectors and recovers readable data.
f开关告诉命令去自动修理错误，r开关则定位坏的扇区并恢复可读数据。
A convenient way to automatically fix markup errors is to use HTML Tidy which also tidies the markup making it easier to read and easier to edit.
有一个很方便的方法自动修复标记错误，那就是使用HTML Tidy[5]，它能整理标记以便让它容易阅读和编写。
Tip: Only select the "Automatically fix file system errors" check box if you think that your disk contains bad sectors.
提示：如果您认为您的磁盘包含坏扇区时，只需要选择“自动修复文件系统错误”复选框。
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