concept hierarchy 概念阶层 ; 概念分层 ; 概念层次 ; 观念阶层
Concept Hierarchy Tree 概念层次树
concept hierarchy table 资料库的概念阶层表格
concept hierarchy of a dimension 维德概念分层
Domain-Concept Hierarchy 领域概念阶层
concept hierarchy database 概念层次数据库
thesaurus concept hierarchy 主题词概念分层
concept hierarchy generation 概念层次结构生成
The in (Intelligent Network) is a hierarchy concept for producing and providing telecom services.
智能网是用于产生和提供电信业务的体系概念。
This brings us to the concept of focus traversal hierarchy, and therefore of up and down focus cycles.
这让我们理解了焦点遍历层次结构的概念，从而明白了向上和向下的焦点循环的概念。
Single group concept - a group is a node in the hierarchy whose only purpose is to create a structure that categorizes or encapsulates information.
单组概念—一个组是层次结构中的一个节点，惟一目的是创建一个对信息分类或封装信息的结构。
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