During the lifetime of a portlet, the container sends service requests in different threads to a single portlet instance.

在Portlet的生存期中，容器会将不同线程中的服务请求发送到单个Portlet实例。

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Developers must be aware that Struts will create a single instance of the Action and allow multiple threads to invoke execute .

开发人员必须清楚，Struts创建的是Action的单一实例，并允许多个线程调用它的execute 。

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After the threads finish executing, the partial result is obtained from each PseudoRemThr instance.

一旦线程执行完毕，就可从每个PseudoRemThr实例获得部分结果。

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Web Workers, for instance, is an emerging system for isolating a browser's individual tasks into separate "threads, " making it easier for a browser-based program to perform a computationally intensive task such as photo-editing in a background tab while the user is attending to something else, like e-mail, in the foreground.

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