事件气泡技巧可用于断开小组件的视图结构与控制器代码之间的连接。

The event bubbling technique provides the ability to disconnect the view structure of the widget from the controller code.

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访问中央数据库失败，请转到拓扑结构视图页面或断开与服务器场的所有连接。

Fail to access central database, go to the topology view page or disconnect from the farm any way.

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