For example, using snapshots, I can speed up the backup and (if necessary) the recovery times when I need to modify a number of configuration files or perform an upgrade of an application.

例如，使用快照，在需要修改多个配置文件或对应用程序执行升级时，我可以加快备份和恢复速度(如果需要)。

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The built-in systems also automatically modify the train's speed according to figures set in advance.

内置系统还根据提前设置的数值自动修改列车的速度。

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Adjustment in preheated control, die-to-roll distance, and roll pressure can be made to modify substrate adhesion. Coating weight is usually controlled by adjusting line speed.

预热控制的调整，模具到卷轴的距离，以及卷轴的压力都可以修改基层黏合。生产线的速度通常控制涂料的重量。

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If it passes muster there, the next stage will be to modify it for use on the public Internet (which works at between a tenth and a hundredth of that speed), so that participants will be able to take part wherever they are.

ECONOMIST: Information technology