backup copy

If a virus destroys your files, at least you can replace them with your backup copy.

如果有病毒入侵毁坏你的文件, 你起码可以恢复文件内容.

Did you make a backup copy of the file?

你为档案做备份了 吗 ?

Make a backup copy of your database before splitting it.

请在拆分前对数据库做备份.

Do not use a bit-image method of backup ( like a tape streamer), because this will copy the virus.

不要使用位元影像的方法（如磁带机）备份，因为这样会将病毒一起拷贝下来。

Moreover, the way of incremental backup is used to solve the problem in data inconsistency because of the copy migration.

此外，采用增量备份的方法解决副本迁移可能造成的数据不一致问题。

Did you make a backup copy of that file?

为防止当前文件的丢失或损坏而另存储的一份.

If that's the case a backup copy should be mailed as a matter of courtesy.

如果是这种情况,出于礼貌,应该邮寄一份附件.

You should make a copy of the disk as a backup.

你应该将磁盘复制一个备份。

Did you make a backup copy?

你做了备份了 吗 ?

You should make a backup copy of the file.

你应该给档案做一份备份.

The way of quick data recover uses the method of differential copy while disk-based incremental backup technique is used to realize data update.

数据更新采用对基于磁盘块的增量备份进行写重放来实现。

Do not use a bit-image method of backup (like a tape streamer), because this will copy the virus.

不要使用位元影像的方法（如磁带机）备份，因为这样会将病毒一起拷贝下来。