Special maps 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。

youdao

Maps referred to in these Provisions include paper maps, electronic maps, and ordinary and special maps 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。

youdao

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 special maps.

其中包括信息查询、模型库、数据库集成与更新、接口模型、数值模拟数据前后处理和专题制图等关键问题。

youdao

How about wall maps, 3-D relief maps, world maps, classroom maps, topographical maps, satellite maps, special projections, even maps of the ocean floor?

FORBES: The Best Maps For Travelers

DeLorme also has a special site for maps in the news.

CNN: Site-Seer: Web site maps make navigating easy

But weather maps are a special case.

ECONOMIST: Weather maps