Why is Dinghai map important?
访客5个月前
As an important historical and geographical document, Dinghai Map carries rich historical information and cultural value. Its origin and development, geographical features and compiling methods all reflect the achievements of ancient geography. Dinghai map is widely used in the fields of navigation, military, education and scientific research. At the same time, it also reflects the cultural background of a specific historical period. It is of great significance to the protection of cultural heri...