但在专题图自动化方面，以GIS为基础的制图系统仍有一定的不足，尤其是在专题图式、符号自动化方面仍需要人机交互来完成。
But in the aspects of Thematic mapping automation, mapping system based on GIS still has many limitations, Particularly the Thematic map type and sign automation need manual disposal to be realized.
地形地籍成图系统CASS不仅可以连通数字化成图系统与GIS的接口，还可以实现简码的用户化和图式符号的自定义编辑。
CASS, which is the topographical and cadastral survey system, not only can link digital mapping system and interface of GIS, but also customize the personal code and custom the cartographic symbol.
地形地籍成图系统CASS不仅可以连通数字化成图系统与GIS的接口，还可以实现简码的用户化和图式符号的自定义编辑。
CASS, which is the topographical and cadastral survey system, not only can link digital mapping system and interface of GIS, but also customize the personal code and custom the cartographic symbol.
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