This paper describes an computer algorithm for contour mapplotting.
本文给出绘制等值线图的一种计算机算法。
2
This paper explains the technique and method of MAPGIS in plotting geological map, and proposes some measures for improving further the quality of mapplotting.
本文主要叙述MAPGIS在地学制图上的技术和方法，同时，提出进一步提高地学图制图质量的措施和途径。
3
Similar to the plotting of the world map above, the succeeding command plots large blue ellipses on the state shaded map, while recording the respective pixel coordinates in the image.