Message in Chinese (Simplified) (中文(简体))![](/img/flags/zh-chs.png)
无法将 ServiceMetadataExtension 实例添加到 ServiceHost 实例,因为它已添加到其他 ServiceHost 实例。
Unlocalized message![](/img/flags/en.png)
The ServiceMetadataExtension instance could not be added to the ServiceHost instance because it has already been added to another ServiceHost instance.
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