动作参数为视图设置实例变量，并呈现视图。

The action method sets up instance variables for the view and renders the view.

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这个特性允许您在组装期间为组件视图设置静态值。

This feature lets you set static values at assembly time for a component view.

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此视图设置Exhibit来生成一个十分整齐的时间线显示，这在本文下一节将会得到很好的展示。

This sets up Exhibit to generate a very neat timeline display, which is better illustrated than described (see next section).

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