During the serialization process, the business component handler registers each file at the StreamBackupService by passing in the file identifier.

在序列化过程中，业务组件处理程序在StreamBackupService中通过传入文件标识符注册每个文件。

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During the serialization process, the business component handler registers each file at the StreamBackupService by passing in the file identifier.

在序列化过程中，业务组件处理程序在StreamBackupService中通过传入文件标识符注册每个文件。

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