Combining production practise, This article introduces the total process to make large scale digital line topographic map by means of digital photogrammetric workstation( DPW).

• 结合生产实例介绍了利用数字摄影测量工作站DPW测制大比例尺数字线划图的全过程，并分析了数字线划图所能达到的实际精度。