PDF(669 KB)
PDF(669 KB)
PDF(669 KB)
普通地理图上沼泽表示方法改进的尝试(以1:150万东北地区图幅为例)
AN ATTEMPT FOR IMPROVING THE PRESENTATION AND COMPILATION METHOD FOR SWAMPS ON THE GENERAL GEOGRAPHIC MAPS
| {{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
| 〈 |
|
〉 |