探讨了岩石水化学损伤定量方法的研究途径，提出并分析了岩石水化学损伤的层次分区性。
The ways of quantitative methods for the chemical damage of water-rock interaction are approached. The division into districts of the chemical damage levels in rock is proposed.
我们会通过处理分析的方式，使用数据层次图的概念，以描述数据库分区结构和数据库处理的关系。
We will use the concept of a data hierarchy graph, constructed by means of transaction analysis, to characterize the relationship between a database partition scheme and database transactions.
在分析土地用途分区的基本要求的基础上，提出在中国应建立土地用途地域和土地用途分区两个层次的分区体系。
Based on the analysis of the fundamental requirement of land use zoning, it is suggested that a two layers zoning system including land use region and land use zoning should be established in China.
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