Specialmaps called choropleth maps use map color to represent statistical data.
叫做等值线图的特殊地图使用地图的颜色来表示统计数据。
2
Maps referred to in these Provisions include paper maps, electronic maps, and ordinary and specialmaps in other forms.
本规定所称地图，包括纸质地图、电子地图或者以其他形式表现的普通地图、专题地图。
3
The main topics are information inquiries, models base, data base and data renew, interface models, pre and post process of numerical simulation data and charting of specialmaps.