这给客户带来了一个合乎逻辑的和方便的项目分组。
This presents a logical and convenient grouping of items to the customer.
下节会列出将资料项目分组的标准查询运算子方法。
The standard query operator methods that group data elements are listed in the following section.
如果您的分解包含了太多的项目,那么将这些项目分组到UML包中。
If your decomposition contains too many granular items, group those items into UML packages.
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