一个聪明的图形用户界面支持所有的过程期间：定义，分析和结果查询。
An intelligent graphical user interface supports all period of the process: definition, analysis and result query.
查询的执行次序和途径并非强制指定的，相反，它可以对表达树进行分析，以发现你所期望的结果，然后再决定如何处理；
Instead, it can analyze the expression tree, discover what you want done, and then decide how to do it.
能够对土地利用变更调查数据进行更新、管理与分析；能够输出各种查询、统计和分析结果。
It can also update, administrate and analyze the data of land use and output all kinds of inquiry, statistics and analysis result.
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