If you don't have a backup copy of the corrupt document readily available, make a copy of the corrupted file right away and store it on removable media.

如果你没有损坏文档的可读备份版本，需马上复制一份损坏文档的备份到可移动介质上。

youdao

Note: Remember you must never apply the delta file to a copy of image a that has been changed, booted from in private image mode, or even mapped on an Ardence server. Doing so will corrupt the image.

注意如果生成增量文件后又映射过磁盘a或以独享模式启动过磁盘a，就不能再使用这个增量文件了，那样做会损坏磁盘a。

youdao

Note: Remember you must never apply the delta file to a copy of image a that has been changed, booted from in private image mode, or even mapped on an Ardence server. Doing so will corrupt the image.

注意如果生成增量文件后又映射过磁盘a或以独享模式启动过磁盘a，就不能再使用这个增量文件了，那样做会损坏磁盘a。

youdao