Second, the bottom panel of the surface to avoid led drilling hole position is fixed by the screw to install wall on, installed according to the design of plate and fixed thread on each word.

将面板底面避开LED位置钻孔用螺丝固定再安装壁面上，按设计之板安装好，并将每个字的线头固定好。

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The cache will store items for a fixed time and will spin a thread to prune the items as needed, as shown in Figure 2.

高速缓存将这些对象存储一个固定时间并将旋转一个线程来在需要时清除这些项，如图2所示。

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In these cases, it is desirable to have a component-scoped thread pool, with a fixed J2EE context on each thread.

在这些情况下，需要一个组件范围的线程池，并在每个线程上具有固定的J2EE上下文。

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