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.
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。
Selection pages are often composed of one or more selection components that let the user select criteria by which a data set is viewed by constrained list components.
选择页面通常由一个或多个允许用户选择条件的选择组件构成。受限列表组件根据这些条件查看数据集。
Upon completion of the query a result set is returned containing all of the records that met the selection criteria.
查询完成后，将返回一个结果集，其中包含满足选择条件的所有记录。
The EXTRACT function is designed for situations where the results set expects to find multiple objects that meet the selection criteria.
EXTRACT函数用于生成包含满足选择条件的多个对象的结果集。
The component selection mechanism is based on some defined set of criteria, data or logic (such as current date and time).
组件选择机制是基于一些定义好的规则、数据或逻辑集(例如当前日期和时间)而定的。
where: where lets you apply selection criteria to a node set, beyond what XPath offers.
where：where允许向节点集应用选择条件，除了XPath 原有的机制意外。
GetCatalogKey : Used to convert the selection criteria to a set of unique keys.
getCatalogKey：用于将选择条件转换为一组唯一键。
The selection criteria of turning point is presented and the set of pixels suitable for turning is denoted.
给出翻转点选择标准，定义二值图像所有适合翻转的像素点集合。
This is not necessarily a manual process as he can opt to use automatic bidding tools that make the selection for him based on criteria he set in advance.
这不一定需要手动操作，贷款人也可以选择使用自动投标工具，根据自己提前设定的标准进行筛选。
This is not necessarily a manual process as he can opt to use automatic bidding tools that make the selection for him based on criteria he set in advance.
这不一定需要手动操作，贷款人也可以选择使用自动投标工具，根据自己提前设定的标准进行筛选。
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