界面直观易懂，因此可方便地对数据进行备份及恢复。

Intuitive interface, so you can easily backup and restore the data.

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密钥管理包括密钥的产生和密钥的存储、备份及恢复等。

Key management includes key generation and key storage, backup and restore.

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例如，是否可以启动、停止、备份及在系统失败后恢复和进行维护？

For example, can it be started, stopped, backed up, and recovered after a system failure as well as maintained?

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