No defragmentation tool is currently installed .

目前未安装碎片整理工具。

Would you like to restart defragmentation ?

您想启动碎片整理吗？

This option increases the amount of available disk space required for defragmentation .

此选项会增大碎片整理所需的可用磁盘空间大小。

Review the log and determine the average values of both counters during the defragmentation period .

查看日志并确定在碎片整理期间这两个计数器的平均值。

When an offline defragmentation is performed , exchange makes a temporary copy of the database file .

执行脱机碎片整理时，exchange会生成一个数据库文件的临时副本。