内部类可以使用内部映射结构和一个集合实现这些功能。
The inner classes implement these functions using an internal map structure and a set.
这种专门化的映射类型保证主题集合符合入门书籍的结构。
This specialized map type ensures that the collection of topics conforms to a basic book structure.
关系模型的大部分功能都来自于这样一个事实：关系表是代表同质数据集合的单一数据结构。
Much of the power of the relational model comes from the fact that the relational table is the single data structure that represents homogeneous collections of data.
通常，这个类获取数据是通过一个包含遵循某种结构的某一文件集合的目录，但并不一定是一个目录。
This class usually gets its data from a filesystem directory that contains a certain set of files that follow a certain structure, but it doesn't absolutely have to be a directory.
此外，屏幕或者控件也能够定义本地状态(使用变量)，并使用控件结构来对集合进行迭代，从而根据条件显示用户界面的各个部分。
In addition, a screen or control can define local state (using variables) and use control structures to iterate over collections and conditionally show parts of the user interface.
我们来检查一个常见信息集合，并考虑数据处理中可能用到的XML结构。
Let's examine a common information set and consider possible XML structures that might be used in processing the data.
这需要从预期的XML结构到数据库模式中的关系表集合的固定映射。
This requires a fixed mapping from the expected XML structure to a collection of relational tables in your database schema.
在注释现有的基础结构之后，虽然你了解每一个数据源，但是你并不了解集合在一起的所有数据源。
After annotating the existing infrastructure, you understand each data source separately, but are still unclear about the overlapping and related information from all data sources.
映射：映射类型约束了主题集合的结构。
Map: the map type mandates the structure for a collection of topics.
第一个实现原则是：使用策略集合在结构的入口处分别标记每个工作条目。
The first implementation principle is: Individually tag every work item, on entry to the architecture, with a policy set..
当您首次为一个信息集合构造一个xml模型时，通常应将这个信息集合定义为一个元素集合并使用属性来改进这个元素结构。
When you first construct an XML model for an information set, it's often useful to define the information set as a collection of elements and refine the element structure with attributes.
数组是基础php语言的一部分，并可简化对集合数据结构的处理。
Arrays are part of the base PHP language and they make the collection data structures a breeze to work with.
解决方案部分—构件集合的索引，描述资产中构件的层次结构。
Solution section - an index of the collection of the artifacts which describes the hierarchical structure of the artifacts in the asset.
其实，缺乏规则的集合：怎样用WSDL描述SOAP数据模型以使每个人都能看到相同的结构。
In essence, a set of rules is missing: how to describe SOAP data models in the WSDL such that everyone will see the same structure.
这个规范包括图形形状，含义描述和每个结构的属性集合。
The specification contains the graphical shapes, descriptions of the meaning and a set of properties for each construct.
数据图是树形结构或图形结构的数据对象的集合。
A data graph is a collection of tree-structured or graph-structured data objects.
权限、权限组、权限集合和ACL形成了IBMDB 2CM授权系统的基本结构，本文后面将详细讨论。
Privileges, privilege groups, privilege sets and ACLs form the basis of the authorization system of IBM DB2 CM and are discussed in further detail later in the article.
例如，for——each控制结构可以接受一个集合或数组作为输入，然后重复其中所包含的组，用于输入中的每一项。
For example, the for — each control structure takes a collection or array as input, and then repeats the groups that are contained within it for each item in the input.
唯一可用的集合数据结构是向量栈、枚举和hash表。
The only available collection data structures are vectors, stacks, enumerations, and hash tables.
清单14中的tree - zipper实现的函数支持核心集合类型，允许将通过这些类型构建的任何Clojure数据结构作为zippers： branch ？
The tree-zipper in Listing 14 implements the functions that enable the core collection types to allow any Clojure data structure built from those types to become a zipper: branch?
为了实现该目的，JSON定义了以下主要数据结构：数字、字符串、布尔值(真或假)、数组(值的有序排列)、对象(键值对集合)和null。
For that effect, JSON defines the following main data structures: number, string, Boolean (true and false), array (an ordered sequence of values), object (collection of key value pairs), and null.
ProcessView就是您在过程的内容树型结构中所看到的过程元素集合的层次。
The Process View is the hierarchical set of process elements that you see in the process content tree display.
看下CVMglobals，你会发现它是一个系统全局数据结构的集合。
Looking in CVMglobals, you will find that it is an aggregation of system global data structures.
该结构（可在./kernel/kmod.c中找到）集合了给定的usermode-helper实例的所有必需元素。
This structure (which can be found in ./kernel/kmod.c) aggregates all of the necessary elements for a given usermode-helper instance.
每个文档均有一个惟一的修订ID和自身结构，而且所有文档均存储于同一个扁平的集合内。
Each document gets a unique revision ID and has its own structure, with all documents stored in the same flat collection.
嵌套的结构在主题集合中给出一个主题序列和层次结构。
The nested structure gives a sequence and hierarchy of topics within a topic collection.
类似地，如果必要的话，添加到产品类型层次结构的任何新产品类型都可以添加到一个具有相关服务集合的模型中。
Similarly any new product types you added in the product type hierarchy can be added into the model with a related set of services if required.
为进一步了解一个部分的内部结构，点击数据结构类型的标有下划线的名称，或点击数据结构连接，选择集合类型(如图19所示)。
To learn more about the internal structure of a section, click on the underlined name of a data structure type, or click the data structure link to select the collection structure (Figure 19).
当策略集合进入体系结构中，它就被分配给每个工作条目。
A policy set is assigned to each work item as it enters the architecture.
当策略集合进入体系结构中，它就被分配给每个工作条目。
A policy set is assigned to each work item as it enters the architecture.
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