Without this capability, data only exists in memory, and will be lost when the memory loses power, such as on computer shutdown.

如果没有持久化能力，则数据只能保存在内存中，并且随着内存失去电力支持（例如关闭电脑）而丢失。

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This article introduced the methods of realizing automatic computer shutdown at fixed time in electronic reading room by using different system order.

介绍了在不同系统环境下利用系统的命令来实现电子阅览室定时自动关机的方法。

youdao

This article introduced the methods of realizing automatic computer shutdown at fixed time in electronic reading room by using different system order.

介绍了在不同系统环境下利用系统的命令来实现电子阅览室定时自动关机的方法。

youdao