This paper explains the technique and method of MAPGIS in plotting geological map, and proposes some measures for improving further the quality of map plotting.

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。

youdao

Another smartphone application, Influ, launched earlier this year in the US, asks users to rate the strength of their symptoms on a red dial, before plotting their position on the map so that other app users can avoid them.

BBC: Can crowdsourcing beat the flu?