本文首先简单介绍了建立城镇土地定级估价信息系统的意义、特点以及本文研究的目的，并对国内外在此领域的研究状况进行了概述；
This paper firstly introduces the significance and character of creating the information system of urban land grading and evaluating and purpose of the research.
本文首先简单介绍了建立城镇土地定级估价信息系统的意义、特点以及本文研究的目的，并对国内外在此领域的研究状况进行了概述；
This paper firstly introduces the significance and character of creating the information system of urban land grading and evaluating and purpose of the research.
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