摘要
本文就如何提高大比例尺地形图数字化速度，提出了几种简便而又实用的方法．灵活运用这些方法，可以较大地现高数字化速度．
this pape, several kinds of simple and convenient methods of computeraided digittizing for large-scale topographic map are recommended. using them nexibly, we can emphasize the consideration on the requirement of accuracy and working efficiency in practice.
出处
《四川测绘》
1996年第1期26-28,共3页
Surveying and Mapping of Sichuan
关键词
大比例尺
地形图
数字化
CAD
large-scale topographic map
digitizing
computer-aided design (CAD)
working efficiency
