Proceeding from the reality of work, this paper detected the accuracy of base map(DOM) in the second land survey of Jilin province, using the method of field measured checkpoints.

从工作实际出发，就吉林省第二次土地调查工作底图（DOM）的精度，通过外业实测检测点的方法，对其进行检测。

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In recent years, with the implementation of the second national land survey, more detailed land survey data has been collected and a lot of information implied in land status of the database survey.

近几年来，随着全国第二次土地调查的实施，土地调查数据越来越详细，土地调查现状数据库中隐含有大量的信息。

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The second national land survey is an important survey of national conditions and national power. In this survey, the author is responsible for survey data storage in Decheng district.

全国第二次土地调查是一项重大的国情国力调查，在此次调查中笔者负责德城区调查成果数据入库。

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