Methods for Data Updating of 1∶ 250 000 DLG
WANG Lei;Yunnan Provincial Map Institute;
This paper mainly introduces how to effectively and efficiently update the DLG data at the scale of1∶ 250 000,and focuses on the analysis of the update methods of four elements: water system,traffic,residential area and boundary. It also expounds how to make use of the independent-developed spatial data attribute automatic transfer tool to update the attributes.
【CateGory Index】： P208