The invention discloses an actuator, which comprises a first barrel, a second barrel, a driving element, a third barrel and a bearing element.

一种致动器包括第一装筒、第二装筒、驱动元件、第三装筒和承载元件。

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The drain cover is available in four different finishes: bright chrome-plated, stainless steel brushed, white alpine and as a tile-bearing element.

这个渠盖在四个不同的领域可以适用：明亮的镀铬，不锈钢刷子，阿尔卑斯白，以及承重零件。

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Whenever the ev: handler attribute is omitted, the element bearing the XML Events attributes is considered the handler.

如果省略ev： handler属性，拥有XML events属性的元素就被看作是处理程序。

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