Automatic migration happens when a model is opened: as shown in Figure 2, if the system detects that an older version of the profile is applied, it will prompt you to perform the migration.
当一个模型打开时就会发生自动迁移：如图2所示，如果这个系统检测到使用了旧版本的概要文件，它将提示您执行迁移。
Automatic migration happens when a model is opened: as shown in Figure 2, if the system detects that an older version of the profile is applied, it will prompt you to perform the migration.
当一个模型打开时就会发生自动迁移：如图2所示，如果这个系统检测到使用了旧版本的概要文件，它将提示您执行迁移。
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