文件的实际块大小和备份块…
这是任何恢复策略的构建块，如果没有完整的备份映像，就不能开始恢复过程。
This is the building block of any recovery strategy, without a full backup image, you can't start to restore.
下一个块在备份目录不存在时创建该目录。
The next block creates the backup directory if it does not exist.
该备份包括星期一和星期二复制的那些块。
This backup includes those blocks that were copied on Monday and Tuesday.
对于第一个星期天，采用基本级别0备份来复制所有数据块。
For the first Sunday, a base level 0 backup is taken, all data blocks are copied.
DAOS可显著降低增量备份成本，因为DAOS储存库将较大的数据块放在单独的、稳定的文件中。
DAOS enables a large reduction in incremental backup costs because the DAOS repository isolates large blocks of data into separate, unchanging files.
该备份包括星期一复制的那些块。
This backup includes those blocks that were copied on Monday.
RMAN将备份已经在数据库中使用的所有数据块。
RMAN will backup all data blocks that have ever been in use in database.
因为这个例子使用备份恢复HDR备用服务器，因此只需要块文件和适当的权限。
Since this example USES the backup to restore the HDR secondary server, it is only necessary that the chunk files exist and have the proper permissions.
这两个部分(备份映像和反映备份之后的所有更改的日志)是DB 2灾难恢复计划的基础构建块。
These two pieces (the backup image and the logs representing all work since the backup) are the fundamental building blocks of a DB2 disaster recovery plan.
另一方面，累积增量备份将备份自最近在级别n - 1或更低级别上进行备份以后使用的所有数据块。
Cumulative incremental backup on the other hand, backs up all the blocks used since the most recent backup at level n-1 or lower.
Droid 的电池可以让你用上一天，跟iPhone 一样，但是，不同的是你可以带一块备份电池。
The Droid’s battery gets you through one day, just like the iPhone’s, but you can carry a spare.
如果RAID0中的一块设备发生故障了，阵列将适用校验设备做备份继续运作。
If one of the RAID 0 devices malfunctions, the array will continue operating, using the parity device as a backup.
左边的盒子是3块9g硬盘，右边是6块4g硬盘(原始的存储备份)，它们连接到Sun UltraII。
The left box has 3 9g drives, and there are 6 4g drives on the right (the original storage for Backrub). These are attached to our Sun Ultra II.
每个内存块只能有一个全局备份。
与文件级备份相比，块级备份在备份性能和空间利用率上都得到了很大的提高。
Compared with file system backup, BLI can achieve higher backup performance and less space occupation.
如果已经用弹性块存储(EBS)进行了备份，那么用户可重新启动实例，但是会移入不同的硬件。
If it has been backed up using Elastic Block Store (EBS), users should be able to start and restart the instance and it will be migrated to different hardware.
本发明能够进行在线数据热备份，并提供文件逻辑块的增量备份方法，降低备份数据量，提高备份效率。
The method can carry out online data warm backup, provides an incremental backup method for file logical blocks, reduces backup data volume and improves the backup efficiency.
坐落于德克萨斯州的戴尔公司周三宣布，下个月其台式机客户可以选择性的安装第二块硬盘以自动映射备份数据。
Dell next month will offer customers the option of adding a second drive to some PCs to automatically mirror data, the Round Rock, Texas-based computer maker said Wednesday.
坐落于德克萨斯州的戴尔公司周三宣布，下个月其台式机客户可以选择性的安装第二块硬盘以自动映射备份数据。
Dell next month will offer customers the option of adding a second drive to some PCs to automatically mirror data, the Round Rock, Texas-based computer maker said Wednesday.
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