However, a more frequent refresh cycle can have a negative impact on resource utilization.

然而，频繁的刷新周期可能对资源的利用产生负面的影响。

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As such they are not propagated back to the sources by this pattern and can be overwritten during the next refresh cycle of the target.

因此这种模式无法将它们传播回数据源，并且将在目标的下一个刷新周期被覆盖。

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You could use Ajax to handle many of the user interaction events in the background, and then to update portions of the page, without requiring a full portal refresh cycle.

您可以使用Ajax在后台处理许多用户交互事件，然后更新页面的各个部分，而无需完整的门户刷新周期。

youdao

You could use Ajax to handle many of the user interaction events in the background, and then to update portions of the page, without requiring a full portal refresh cycle.

您可以使用Ajax在后台处理许多用户交互事件，然后更新页面的各个部分，而无需完整的门户刷新周期。

youdao