在下面的清单6中，故障处理程序通过相应的一组元素(第36行)定义了它试图处理的故障集。
The fault handler in Listing 6 below defines the set of faults it attempts to handle via a corresponding set of elements (line 36).
这个元素允许程序员获取一组节点，按某些标准来进行分组，然后处理由那一选择过程组成的每一个组。
This element allows the programmer to take a set of nodes, group it by some criteria, and then process each group formed by that selection process.
另外，虚拟设备不仅仅是一组合并的元素，它还针对特定应用程序进行了配置和优化(见图2)。
Further, the virtual appliance, in addition to being a set of combined elements, is configured and tuned for the specific application (see figure 2).
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