Plain用于拆离的浏览器窗口，例如没有横幅区域的帮助窗口。

Plain Used for detached browser Windows, for example, the help window, which does not have a banner area.

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美国国家海洋和大气管理局估计，剩下的结构很可能在未来50年中分崩拆离。

The mast bell has been removed. The National Oceanic and Atmospheric Administration estimates that the remaining structure is likely to collapse within the next 50 years.

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将阀帽总装拆离阀腔，采用推针取出四个部分的推力环，拆卸变得简便易行。

Easy dismantling is made possible by dropping the bonnet assembly into the body cavity and driving out the four-segmental thrust rings by means of a push pin.

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