专题地图图型分类的探讨

为科学分类，依据４种不同标志，提出了专题地图４种分类方案：①视觉感受方案：线划图型、影像图型和立体图型；②图面结构方案：主单元和多单元图型；③内容概括程度方案；综合与分析图型，其中综合图型又分组合型与合成型；④内容结构与表示方法方案；等量线图型、向量线图型、统计图型、分布图图型、类型图图类和区划图图型。认为以上分类可实现地图与形式的统一。

Analysis on map form classification of thematic map

In order to scientisfic classification,according to four diffierent standards,the classifications of thematic maps form were put forword.1 visual effect scheme including line form,image form and three- dimensional form. 2 map layout scheme including main unit form and multi- unit form. 3 scheme of generalization degree of contents,itcontains analyticalform and integrated form including compound form and synthetic form.4 scheme ofconetnetframework and means of representation. There includes isoline map form ,Vevtor map form,statistics map form,distribution map form,type map form,regional map form .So,the unity of contentand form of map can be bring about in the light of these classifications.