Making use of the properties and the character of classification at each level on the hierarchical graph, the multi branched tree of the hierarchical graph is set up.

利用这些性质和模糊聚类谱系图逐层分类的特征，建立起模糊聚类谱系图的多叉树。

youdao

This paper mainly describes the concepts, character, classification, principle and the status of research and application of wetland wastewater treatment technology.

叙述了人工湿地污水处理技术的概念、分类、特点、原理及其在国内外的研究应用现状。

youdao

Basing on the purpose and functions of risk management it illustrates the definition, character, classification of risk as well as the aim and process of risk management.

从风险管理的目的和意义入手，对风险的定义、性质、分类以及风险管理的目标和程序做了重要论述。

youdao

Burgundians believe a wine's character is derived principally from the plot of land the vine is planted on, which is graded by a classification system based on the vineyard, village and subdistrict.

WSJ: Will Lyons on Wine: The Joyful Restraint of 2011 Burgundy