当翻开地理课本时,我们会发现课文中插附着大量的地图、地理景观图、素描图、原理示意图、统计图表等。其中地图是各种图中内涵最多、设计难度最大的一类图。笔者从事地图编制工作近20年,曾经做过大型的国家地图集的编制工作。目前主要做教科书中地图的编制工作。下面结合工作? When we open the textbook of geography, we find that a large number of maps, geo-landscapes, sketch maps, schematic diagrams, statistical charts, etc. are inserted in the texts. Which map is the most connotation of various maps, the most difficult to design a class map. I engaged in the preparation of the map for nearly 20 years, has done a large national atlas compilation. At present the main textbook to do the preparation of the map. The following combination of work?