这些命令只能在以下位置中使用：Windows当前安装的系统文件夹、可移动媒体、任何硬盘分区的根文件夹或本地安装源。
These commands only operate within the system folders of the current Windows installation , removable media , the root folder of any hard disk partition , or the local installation sources .
移动硬盘分区