科技期刊地图插图的规范绘制和常见问题
Specifications for and common problems of maps in scientific journals
(a)11段线[
科技期刊地图插图的规范绘制和常见问题 |
| 李小玲, 何书金 |
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Specifications for and common problems of maps in scientific journals |
| LI Xiaoling, HE Shujin |
| 图26 1948年《南海诸岛位置图》中的11段线和当前南海诸岛位置图的9段线图 (a)11段线[ |
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