第三次全国国土调查时点更新外业举证问题的几点讨论

Discussion on the Issue of Field Work Proof in the Third National Land Survey

“三调”统一时点更新的主要目标是在初始调查成果的基础上,通过全面内外业补充调查,将“三调”成果反映的国土空间利用状况更新到三调基础数据库中。其中,时点更新外业举证工作不仅关系到地类的判定,还关系到入库数据的真实性,因此,如何快速、高效、准确地完成时点更新外业举证工作意义重大。

The main goal of the"three adjustments"unified time point update is to update the land and space utilization reflected in the"three adjustments"results to the basic database of the"three adjustments"through a comprehensive internal and external supplementary survey on the basis of the initial survey results.Among them,the field work of time point renewal is not only related to the determination of land type,but also related to the authenticity of warehousing data.Therefore,how to complete the field work of time point renewal quickly,efficiently and accurately is of great significance.