The study on automated cartographic generalization has little breakthrough due to the lack of depth of generalization knowledge gained nowadays.

自动制图综合的研究长期以来未能取得突破性进展，原因之一是人们对制图综合的知识处理的深度不够。

youdao

The study on automated cartographic generalization has little breakthrough due to the lack of depth of generalization knowledge gained nowadays.

自动制图综合的研究长期以来未能取得突破性进展，原因之一是人们对制图综合的知识处理的深度不够。

youdao